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XOFLUZA (Genentech)
(https://xofluza.com) 📸 Data Snapshot: June 20, 2026Analyze the raw signals below. How would a machine score this business’s credibility?
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🏗️ Semantic Structure — heading hierarchy & page identity (Info Density · Commodity Fingerprint)
HOMEPAGE XOFLUZA® (baloxavir marboxil) | Prescription Flu Treatment (https://xofluza.com)
XOFLUZA® (baloxavir marboxil) | Prescription Flu Treatment
Learn about XOFLUZA® (baloxavir marboxil), a one-dose prescription medicine flu treatment that attacks the flu virus at its source. See full safety for more information.
NAV_HEADER_REPEATED_BODY XOFLUZA® (baloxavir marboxil) Coupon Download (https://xofluza.com/save-on-xofluza/coupon.html)
XOFLUZA® (baloxavir marboxil) Coupon Download
Download a coupon that may help you save on the cost of XOFLUZA® (baloxavir marboxil), a one-dose prescription flu medicine. Terms and conditions apply for the XOFLUZA coupon. See full safety for more information.
NAV_HEADER_REPEATED_BODY About the Flu and Common Flu Symptoms | XOFLUZA® (baloxavir marboxil) (https://xofluza.com/about-the-flu.html)
About the Flu and Common Flu Symptoms | XOFLUZA® (baloxavir marboxil)
Learn about the difference between a cold, COVID-19, and the flu and why the first 48 hours are critical to fighting the flu with XOFLUZA® (baloxavir marboxil), a one-dose prescription flu medication. See full safety for more information.
NAV_HEADER_REPEATED_BODY What is XOFLUZA® (baloxavir marboxil)? (https://xofluza.com/about-xofluza.html)
What is XOFLUZA® (baloxavir marboxil)?
Learn about XOFLUZA® (baloxavir marboxil), a one-dose prescription flu medicine that attacks the flu virus at its source. See full safety for more information.
📝 The Narrative — clean text per page (Info Density · Semantic Coherence)
HOMEPAGE (https://xofluza.com) XOFLUZA® (baloxavir marboxil) | Prescription Flu Treatment
[IMG: XOFLUZA Logo] For patients as young as 5 years, treat and help prevent* the flu with one dose of XOFLUZA *After exposure. Learn More Find XOFLUZA Availability can change rapidly during flu season - call ahead to confirm. XOFLUZA may also be offered at other locations. Please enter a valid U.S. ZIP code. Use my current location [H3] Act Within 48 Hours [IMG: 48 Hour Icon] One-dose XOFLUZA can help alleviate flu symptoms in patients aged 5 years and older—but the window of 48 hours for prescription medicine treatment is short. Find Out More [H3] Save on XOFLUZA Eligible patients have more than one way to save on XOFLUZA, with either the XOFLUZA Coupon or the XOFLUZA $50 Cash Pay Option. Click below to learn more. These offers cannot be combined. Terms and conditions apply. Download Coupon Explore Your Options [H3] How to Get XOFLUZA [IMG: Icon of a speech bubble labeled] You have options for how to get your XOFLUZA prescription medication online or in-store. Find XOFLUZA One-dose XOFLUZA is a prescription medication designed to treat or prevent influenza (flu) in individuals aged 5 years and older within 2 days of symptoms or after exposure. Over-the-counter medicines just treat symptoms. Prescription XOFLUZA works differently, with only one dose to attack the flu virus at its source. XOFLUZA is administered as a single-dose 40 or 80mg oral tablet. It is most effective when treatment begins as soon as possible, within 48 hours of flu symptom onset or exposure to the virus. The exact dosage is determined by your healthcare provider based on weight. Tell your healthcare provider about all medical conditions, before you receive a live flu vaccine, and about all of the medicines you take, including prescription and over-the-counter medicines, antacids, laxatives, vitamins, and herbal supplements. The most common side effects of XOFLUZA include diarrhea, bronchitis, nausea, sinusitis, headache, and vomiting. Serious side effects may include allergic reactions, which may manifest as rash, difficulty breathing, or swelling of the face, throat, or mouth. Patient’s out-of-pocket cost will vary by insurance, including their coverage, co-pay, deductible, and out-of-pocket max. XOFLUZA offers two ways to help patients afford treatment: (1) If a patient’s out-of-pocket cost is more than $35, the XOFLUZA Coupon can help. Eligible patients may pay as little as $35 for XOFLUZA (up to $70 off). (2) With the XOFLUZA $50 Cash Pay Option, eligible patients pay $50 if choosing to self-pay at select pharmacies. Terms & conditions apply. XOFLUZA is available with a prescription in-store or online. The XOFLUZA product finder can help you identify pharmacy options that best meet your needs based on your zip code, including local pharmacies with likely availability, same-day, and mail delivery options. [H1] Important Safety Information & Indication Back to Top [H2] What is XOFLUZA? XOFLUZA is a prescription medicine used to: treat the flu (influenza) in people 5 years of age and older who have flu symptoms for no more than 48 hours and who are: otherwise healthy or at high risk of developing problems from the flu. prevent the flu in people 5 years of age and older following contact with a person who has the flu (post-exposure prophylaxis). XOFLUZA does not treat or prevent illness that is caused by infections other than the influenza virus. XOFLUZA does not prevent bacterial infections that may happen with the flu. It is not known if XOFLUZA is safe and effective for the treatment and prevention of the flu in children less than 5 years of age. XOFLUZA is not for use in children less than 5 years of age. [H2] Important Safety Information Who should not take XOFLUZA? Do not take XOFLUZA if you are allergic to baloxavir marboxil or any of the ingredients in XOFLUZA. What should I tell my healthcare provider before using XOFLUZA? Tell your healthcare provider about all of your medical conditions, including if you are: Pregnant or plan to become pregnant. It is not known if XOFLUZA can harm your unborn baby. Breastfeeding or plan to breastfeed. It is not known if XOFLUZA passes into your breast milk. Talk to your healthcare provider before you receive a live flu vaccine after taking XOFLUZA. Tell your healthcare provider about all of the medicines you take, including prescription and over-the-counter medicines, antacids, laxatives, vitamins, and herbal supplements. What are the possible side effects of XOFLUZA? Serious side effects may include Allergic reaction. Get emergency medical help right away if you develop any of the following signs or symptoms of an allergic reaction: trouble breathing skin rash, hives or blisters swelling of your face, throat or mouth dizziness or lightheadedness The most common side effects of XOFLUZA for treatment of the flu in adults and adolescents (12 years of age and older) were diarrhea, bronchitis, nausea, sinusitis, and headache. The most common side effects of XOFLUZA for treatment of the flu in children (5 years of age to less than 12 years of age) were diarrhea and vomiting. These are not all the possible side effects of XOFLUZA. Call your healthcare provider for medical advice about side effects. XOFLUZA is not effective in treating or preventing infections other than influenza. Other kinds of infections can have symptoms like those of the flu or occur along with flu and may need different kinds of treatment. Tell your healthcare provider if you feel worse or develop new symptoms during or after treatment with XOFLUZA or if your flu symptoms do not start to get better. You are encouraged to report side effects to Genentech by calling 1-888-835-2555 or to the FDA by visiting www.fda.gov/medwatch or calling 1-800-FDA-1088. Please see full Prescribing Information, including Patient Product Information.
SUB-PAGE (https://xofluza.com/save-on-xofluza/coupon.html) XOFLUZA® (baloxavir marboxil) Coupon Download
[H1] Save with the XOFLUZA coupon [IMG: xofluza-4-1-xofluza-coupon-hero-mobile] XOFLUZA has programs to help you save on your prescription. The information below outlines different options and eligibility criteria to help you find the support that best fits your needs. Commercial insurance Government insurance No insurance/Choose to self-pay XOFLUZA Coupon $50 Cash Pay Eligibility Available Cannot be combined with insurance. Available if choosing to self-pay. Expected cost Cost will vary based on your insurance coverage. With the coupon, you may pay as little as $35, up to $70 off. Terms and conditions apply. $50 via self-pay. Terms and conditions apply. Learn More Learn More If you don't understand your insurance, our patient resource center is dedicated to getting patients and caregivers to the right resources: Phone: 1 (877) GENENTECH (436-3683), Hours: Monday-Friday, 6 AM-5 PM PT [H2] Access XOFLUZA Coupon $50 Cash Pay Availability Available at most pharmacies. Available at Alto Pharmacy and Cost Plus Drugs. Same day Same day delivery is available in select locations via Amazon Pharmacy, Alto Pharmacy or at your local pharmacy. Same day delivery is available in select locations via Alto Pharmacy. Delivery by mail Available through most pharmacies. Available only at Alto Pharmacy and Cost Plus Drugs. Learn More Learn More XOFLUZA Coupon $50 Cash Pay Eligibility Cannot be combined with insurance. Available if choosing to self-pay. Cannot be combined with insurance. Available if choosing to self-pay. Expected cost Cost will vary based on your insurance coverage. With the coupon, you may pay as little as $35, up to $70 off. Terms and conditions apply. $50 via self-pay. Terms and conditions apply. Learn More Learn More If you don't understand your insurance, our patient resource center is dedicated to getting patients and caregivers to the right resources: Phone: 1 (877) GENENTECH (436-3683), Hours: Monday-Friday, 6 AM-5 PM PT [H2] Access XOFLUZA Coupon $50 Cash Pay Availability Available at most pharmacies. Available at Alto Pharmacy and Cost Plus Drugs. Same day Same day delivery is available in select locations via Amazon Pharmacy, Alto Pharmacy or at your local pharmacy. Same day delivery is available in select locations via Alto Pharmacy. Delivery by mail Available through most pharmacies. Available only at Alto Pharmacy and Cost Plus Drugs. Learn More Learn More XOFLUZA Coupon $50 Cash Pay Eligibility Available Available Expected cost Cost will vary based on your insurance coverage. With the coupon, you may pay as little as $35, up to $70 off. Terms and conditions apply. $50 via self-pay. Terms and conditions apply. Learn More Learn More If you don't understand your insurance, our patient resource center is dedicated to getting patients and caregivers to the right resources: Phone: 1 (877) GENENTECH (436-3683), Hours: Monday-Friday, 6 AM-5 PM PT [H2] Access XOFLUZA Coupon $50 Cash Pay Availability Available at most pharmacies. Available at Alto Pharmacy and Cost Plus Drugs. Same day Same day delivery is available in select locations via Amazon Pharmacy, Alto Pharmacy or at your local pharmacy. Same day delivery is available in select locations via Alto Pharmacy. Delivery by mail Available through most pharmacies. Available only at Alto Pharmacy and Cost Plus Drugs. Learn More Learn More [H1] OPTION 1: The XOFLUZA Coupon Cost will vary based on insurance coverage. If your out-of-pocket cost is more than $35, the coupon can help for eligible patients. [IMG: Xofluza coupon] Download Coupon [H4] Text GETCOUPON to 96260† †Message and data rates apply. or [IMG: XOFLUZA Coupon QR Code] [H5] Scan Me Add to Apple Wallet™ or Google Pay™ [IMG: XOFLUZA Coupon QR Code] [IMG: Add to Apple Wallet] [IMG: Add to Google Wallet] [H2] For Patients: By using this coupon, you acknowledge that you meet the eligibility criteria and will comply with the terms and conditions. Present this coupon to your pharmacy along with a valid prescription for XOFLUZA and You will pay the first $35 Genentech will pay up to the next $70 depending on your insurance coverage Any additional amounts due are your responsibility. May be used twice. Valid until September 30, 2026. If you have any questions, call 1-855-XOFLUZA. [H2] *Patient Eligibility/Terms and Conditions: This offer is valid for eligible patients receiving a prescription for XOFLUZA for an FDA-approved indication. The offer may be used by those with commercial/private insurance, uninsured patients or those choosing to pay cash (unless otherwise excluded). This offer may not be used for any other product. This offer may not be used by patients in conjunction with prescription insurance under Medicaid, Medicare, TRICARE or similar federal or state programs. This offer is not health insurance or a benefit plan. Offer only valid in the United States and U.S. Territories. This offer is not transferable and may not be combined with any other offer. Offer must be presented along with a valid prescription for XOFLUZA at the time of purchase. The patient must be 18 years or older to receive coupon benefits or a parent or guardian must redeem this offer on the patient’s behalf. May be used twice. Valid until September 30, 2026. Coupon program is void where prohibited by law and on the date an AB-rated generic equivalent for XOFLUZA becomes available. Genentech USA, Inc. reserves the right to rescind, revoke, or amend this offer at any time without notice. It is a violation of federal law to buy, sell, or counterfeit this offer. [H1] OPTION 2: XOFLUZA $50 Cash Pay Option With your XOFLUZA prescription, you can get your prescriptions delivered right to your door via same-day delivery in select locations or by mail. [IMG: Alto Pharmacy] Available via same-day delivery in select locations or by mail. Visit Alto Powered by Fuze Health [IMG: Cost Plus Logo] Available via mail order. Visit Cost Plus Drugs XOFLUZA is being offered through the XOFLUZA Direct to Patient Program with a $50 Cash Pay option at select participating pharmacies. [H2] For Patients: By accepting this offer, you acknowledge that you meet the eligibility criteria and will comply with the terms and conditions. [H2] *Patient Eligibility/Terms and Conditions: This offer is available through select pharmacies to eligible patients who have a prescription for XOFLUZA. For insured patients: The price patients pay under the program through a participating pharmacy may be higher or lower than the price available through their insurance plan. The Program is not available to patients who seek or obtain reimbursement for their XOFLUZA prescription from any third party, including government or private insurance plans or other programs; or who include the payment in any submission for the amount to count toward any deductible, coinsurance, out-of-pocket maximum, or Medicare Part D TrOOP. The dispensing pharmacy and/or Genentech may share this information with Medicare Part D Plans and may deny or reverse payment or charge back amounts if a claim is submitted for product purchased using this offer. Offer only valid in the United States, U.S. territories and possessions. This offer is not transferable and may not be combined with any other offer. The offer is void where prohibited by law. Genentech USA, Inc. reserves the right to rescind, revoke or amend the offer at any time without notice. Providing false information may result in denial or reverse payment or charge back of the cash price. [IMG: Map pin icon] [H4] Where can you find XOFLUZA Get a list of pharmacies in your area that stock XOFLUZA. Find XOFLUZA Now [IMG: XOFLUZA Savings Card Icon] [H3] Save on XOFLUZA Eligible patients may pay as little as $35 for XOFLUZA, up to $70 off. Terms and conditions apply. Download Coupon [H1] Important Safety Information & Indication Back to Top [H2] What is XOFLUZA? XOFLUZA is a prescription medicine used to: treat the flu (influenza) in people 5 years of age and older who have flu symptoms for no more than 48 hours and who are: otherwise healthy or at high risk of developing problems from the flu. prevent the flu in people 5 years of age and older following contact with a person who has the flu (post-exposure prophylaxis). XOFLUZA does not treat or prevent illness that is caused by infections other than the influenza virus. XOFLUZA does not prevent bacterial infections that may happen with the flu. It is not known if XOFLUZA is safe and effective for the treatment and prevention of the flu in children less than 5 years of age. XOFLUZA is not for use in children less than 5 years of age. [H2] Important Safety Information Who should not take XOFLUZA? Do not take XOFLUZA if you are allergic to baloxavir marboxil or any of the ingredients in XOFLUZA. What should I tell my healthcare provider before using XOFLUZA? Tell your healthcare provider about all of your medical conditions, including if you are: Pregnant or plan to become pregnant. It is not known if XOFLUZA can harm your unborn baby. Breastfeeding or plan to breastfeed. It is not known if XOFLUZA passes into your breast milk. Talk to your healthcare provider before you receive a live flu vaccine after taking XOFLUZA. Tell your healthcare provider about all of the medicines you take, including prescription and over-the-counter medicines, antacids, laxatives, vitamins, and herbal supplements. What are the possible side effects of XOFLUZA? Serious side effects may include Allergic reaction. Get emergency medical help right away if you develop any of the following signs or symptoms of an allergic reaction: trouble breathing skin rash, hives or blisters swelling of your face, throat or mouth dizziness or lightheadedness The most common side effects of XOFLUZA for treatment of the flu in adults and adolescents (12 years of age and older) were diarrhea, bronchitis, nausea, sinusitis, and headache. The most common side effects of XOFLUZA for treatment of the flu in children (5 years of age to less than 12 years of age) were diarrhea and vomiting. These are not all the possible side effects of XOFLUZA. Call your healthcare provider for medical advice about side effects. XOFLUZA is not effective in treating or preventing infections other than influenza. Other kinds of infections can have symptoms like those of the flu or occur along with flu and may need different kinds of treatment. Tell your healthcare provider if you feel worse or develop new symptoms during or after treatment with XOFLUZA or if your flu symptoms do not start to get better. You are encouraged to report side effects to Genentech by calling 1-888-835-2555 or to the FDA by visiting www.fda.gov/medwatch or calling 1-800-FDA-1088. Please see full Prescribing Information, including Patient Product Information.
SUB-PAGE (https://xofluza.com/about-the-flu.html) About the Flu and Common Flu Symptoms | XOFLUZA® (baloxavir marboxil)
Proven to help Prevent the spread of flu [H1] The flu is serious. Take it seriously. [IMG: Photo of a woman wrapped in a blanket and holding a thermometer] The flu can hit you fast and leave you with debilitating symptoms that last for more than a week. And it’s not just you. The CDC estimates how many people get the flu each year, and that number has been as high as 82 million people in a single flu season.* It can also lead to serious complications. [H2] Look out for 3 common flu symptoms: [IMG: Fever, Aches, and Chills] You don’t have to have all of the symptoms above to have the flu. If you’re experiencing any symptoms, don’t wait for things to get worse—contact your doctor when they first appear. [H2] Is it the flu or COVID-19? It is difficult to tell the difference between COVID-19 and the flu because some of the symptoms can be similar. If you have COVID-19 or flu-like symptoms, contact your doctor. If it is the flu, you may be able to treat it with prescription XOFLUZA. But keep in mind, XOFLUZA does not treat COVID-19. [H2] Is it a cold or the flu? It can also be tough to tell the difference between a cold and the flu. But one sign of the flu is the way its symptoms come on fast. Use the chart below to check your symptoms. If you think you have the flu, talk to your doctor within the first 48 hours of flu symptoms and ask if prescription one-dose XOFLUZA is right for you. [H2] How to tell the difference between the flu, COVID-19, and a cold Signs and Symptoms Flu COVID-19 Cold Symptom onset Sudden Varies Gradual Fever Common Common Rare Aches Common Common Slight Chills Common Common Uncommon Fatigue, weakness Common Common Sometimes Sneezing Sometimes Rare Common Stuffy and/or runny nose Sometimes Common Common Sore throat Sometimes Common Common Chest discomfort, cough Common Common Common Diarrhea Sometimes Sometimes Rare Headache Common Common Rare Shortness of breath Common Common Not reported/rare New loss of taste/sense of smell Rare Common Rare [H2] Attack the flu virus at its source with XOFLUZA In certain patients who are at risk for complications, the CDC recommends treating the flu with a prescription medication within the first 48 hours of experiencing symptoms.* People who are otherwise healthy or at high risk may also be treated early with prescription one-dose XOFLUZA. Over-the-counter medicines just treat symptoms. Prescription XOFLUZA works differently, with only one dose to attack the flu virus at its source. About One-Dose XOFLUZA *Source: Centers for Disease Control and Prevention (CDC). The CDC does not endorse private products, services, or enterprises. The content provided is for informational purposes only. Find the latest at CDC.gov. [IMG: 2 Days Icon] [H4] Feel better in just over 2 days with one-dose XOFLUZA† †On average, patients aged 12 years and older felt better in 2.3 days versus 3.3 days with placebo. See How It Works [H1] Important Safety Information & Indication Back to Top [H2] What is XOFLUZA? XOFLUZA is a prescription medicine used to: treat the flu (influenza) in people 5 years of age and older who have flu symptoms for no more than 48 hours and who are: otherwise healthy or at high risk of developing problems from the flu. prevent the flu in people 5 years of age and older following contact with a person who has the flu (post-exposure prophylaxis). XOFLUZA does not treat or prevent illness that is caused by infections other than the influenza virus. XOFLUZA does not prevent bacterial infections that may happen with the flu. It is not known if XOFLUZA is safe and effective for the treatment and prevention of the flu in children less than 5 years of age. XOFLUZA is not for use in children less than 5 years of age. [H2] Important Safety Information Who should not take XOFLUZA? Do not take XOFLUZA if you are allergic to baloxavir marboxil or any of the ingredients in XOFLUZA. What should I tell my healthcare provider before using XOFLUZA? Tell your healthcare provider about all of your medical conditions, including if you are: Pregnant or plan to become pregnant. It is not known if XOFLUZA can harm your unborn baby. Breastfeeding or plan to breastfeed. It is not known if XOFLUZA passes into your breast milk. Talk to your healthcare provider before you receive a live flu vaccine after taking XOFLUZA. Tell your healthcare provider about all of the medicines you take, including prescription and over-the-counter medicines, antacids, laxatives, vitamins, and herbal supplements. What are the possible side effects of XOFLUZA? Serious side effects may include Allergic reaction. Get emergency medical help right away if you develop any of the following signs or symptoms of an allergic reaction: trouble breathing skin rash, hives or blisters swelling of your face, throat or mouth dizziness or lightheadedness The most common side effects of XOFLUZA for treatment of the flu in adults and adolescents (12 years of age and older) were diarrhea, bronchitis, nausea, sinusitis, and headache. The most common side effects of XOFLUZA for treatment of the flu in children (5 years of age to less than 12 years of age) were diarrhea and vomiting. These are not all the possible side effects of XOFLUZA. Call your healthcare provider for medical advice about side effects. XOFLUZA is not effective in treating or preventing infections other than influenza. Other kinds of infections can have symptoms like those of the flu or occur along with flu and may need different kinds of treatment. Tell your healthcare provider if you feel worse or develop new symptoms during or after treatment with XOFLUZA or if your flu symptoms do not start to get better. You are encouraged to report side effects to Genentech by calling 1-888-835-2555 or to the FDA by visiting www.fda.gov/medwatch or calling 1-800-FDA-1088. Please see full Prescribing Information, including Patient Product Information.
SUB-PAGE (https://xofluza.com/about-xofluza.html) What is XOFLUZA® (baloxavir marboxil)?
[H1] ACT FAST! The first 48 hours are critical to fighting the flu with one-dose XOFLUZA. [IMG: Photo of a doctor at a desk speaking to a patient] [H2] The CDC recommends treating the flu with a prescription medication within the first 48 hours of experiencing symptoms* [IMG: Photo of a girl in bed, drinking from a juice box. Her mother is sitting at her side.] [H2] Patients aged 12 years and older can feel better in just over 2 days† Without prescription medication, flu symptoms can last up to a week. Patients aged 12 years and older taking one-dose XOFLUZA felt better in an average of 2.3 days versus 3.3 days with placebo. [IMG: Photo of a young girl hugging her mother] [H2] Children between 5 and 11 years can feel better in just over 5.5 days‡ One-dose XOFLUZA should be taken within 48 hours of experiencing flu symptoms. [IMG: Shield Icon] [H2] XOFLUZA is a generally well-tolerated flu medication The most common side effects of XOFLUZA for treatment of the flu in adults and adolescents (12 years of age and older) were diarrhea, bronchitis, nausea, sinusitis, and headache. The most common side effects of XOFLUZA for treatment of the flu in children (5 years of age to less than 12 years of age) were diarrhea and vomiting. [IMG: Diagram comparing the size of a XOFLUZA® 40mg pill (11 mm / 0.43 inches), a XOFLUZA® 80mg pill (16mm / 0.63 inches) and a breath mint (~12mm / ~0.5 inches)] Over-the-counter medicines just treat flu symptoms, but prescription one-dose XOFLUZA attacks the flu virus at its source. [IMG: Icon of a mother, a father, and a young girl] [H2] One-dose XOFLUZA can help prevent you from getting the flu XOFLUZA helps protect you and your family members aged 5 years and older from getting the flu. XOFLUZA may help lower your chances of getting the flu by 87% after being exposed to someone who has the flu, compared with placebo. If a family member aged 5 years and older has been exposed to the flu, you need to act fast because the window for treatment is short. See Potential Side Effects *Source: Centers for Disease Control and Prevention (CDC). The CDC does not endorse private products, services, or enterprises. The content provided is for informational purposes only. Find the latest at CDC.gov. †On average, patients aged 12 years and older felt better in 2.3 days vs 3.3 days with placebo. ‡On average, patients aged 5 to less than 12 years felt better in 5.75 days vs 5.25 days with oseltamivir. [IMG: XOFLUZA Savings Card Icon] [H3] Save on XOFLUZA Eligible patients may pay as little as $35 for XOFLUZA, up to $70 off. Terms and conditions apply. Download Coupon [H1] Important Safety Information & Indication Back to Top [H2] What is XOFLUZA? XOFLUZA is a prescription medicine used to: treat the flu (influenza) in people 5 years of age and older who have flu symptoms for no more than 48 hours and who are: otherwise healthy or at high risk of developing problems from the flu. prevent the flu in people 5 years of age and older following contact with a person who has the flu (post-exposure prophylaxis). XOFLUZA does not treat or prevent illness that is caused by infections other than the influenza virus. XOFLUZA does not prevent bacterial infections that may happen with the flu. It is not known if XOFLUZA is safe and effective for the treatment and prevention of the flu in children less than 5 years of age. XOFLUZA is not for use in children less than 5 years of age. [H2] Important Safety Information Who should not take XOFLUZA? Do not take XOFLUZA if you are allergic to baloxavir marboxil or any of the ingredients in XOFLUZA. What should I tell my healthcare provider before using XOFLUZA? Tell your healthcare provider about all of your medical conditions, including if you are: Pregnant or plan to become pregnant. It is not known if XOFLUZA can harm your unborn baby. Breastfeeding or plan to breastfeed. It is not known if XOFLUZA passes into your breast milk. Talk to your healthcare provider before you receive a live flu vaccine after taking XOFLUZA. Tell your healthcare provider about all of the medicines you take, including prescription and over-the-counter medicines, antacids, laxatives, vitamins, and herbal supplements. What are the possible side effects of XOFLUZA? Serious side effects may include Allergic reaction. Get emergency medical help right away if you develop any of the following signs or symptoms of an allergic reaction: trouble breathing skin rash, hives or blisters swelling of your face, throat or mouth dizziness or lightheadedness The most common side effects of XOFLUZA for treatment of the flu in adults and adolescents (12 years of age and older) were diarrhea, bronchitis, nausea, sinusitis, and headache. The most common side effects of XOFLUZA for treatment of the flu in children (5 years of age to less than 12 years of age) were diarrhea and vomiting. These are not all the possible side effects of XOFLUZA. Call your healthcare provider for medical advice about side effects. XOFLUZA is not effective in treating or preventing infections other than influenza. Other kinds of infections can have symptoms like those of the flu or occur along with flu and may need different kinds of treatment. Tell your healthcare provider if you feel worse or develop new symptoms during or after treatment with XOFLUZA or if your flu symptoms do not start to get better. You are encouraged to report side effects to Genentech by calling 1-888-835-2555 or to the FDA by visiting www.fda.gov/medwatch or calling 1-800-FDA-1088. Please see full Prescribing Information, including Patient Product Information.
🛡️ Trust Signals — reviews, proof links, trust-theatre flag (Trust & Proof)
| Page | Reviews | Proof links |
|---|---|---|
| / (home) | 0 | 0 |
| /save-on-xofluza/coupon.html | 0 | 0 |
| /about-the-flu.html | 0 | 0 |
| /about-xofluza.html | 0 | 0 |
🔗 Identity & Technical Layer — schema JSON-LD: identity chains, entity gaps (Identity & Authority)
Homepage schema
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"@type": "Organization",
"name": "Genentech",
"url": "https://www.gene.com/",
"logo": "https://www.gene.com/assets/frontend/img/Genentech_logo.png",
"description": "Genentech is a biotechnology company dedicated to pursuing groundbreaking science to discover and develop medicines for people with serious and life-threatening diseases.",
"contactPoint": {
"@type": "ContactPoint",
"telephone": "+1-877-436-3683",
"contactType": "customer service"
},
"address": {
"@type": "PostalAddress",
"streetAddress": "1 DNA Way",
"addressLocality": "South San Francisco",
"addressRegion": "California",
"postalCode": "94080",
"addressCountry": "US"
}
},
{
"@context": "schema.org",
"@type": "MedicalWebPage",
"url": "https://www.xofluza.com/save-on-xofluza/coupon.html",
"description": "Download a coupon that may help you save on the cost of XOFLUZA® (baloxavir marboxil), a one-dose prescription flu medicine. Terms and conditions apply for the XOFLUZA coupon. See full safety for more information.",
"MedicalAudience": "https://schema.org/Patient",
"about": [
{
"@type": "Drug",
"dosageForm": [
"tablet"
],
"administrationRoute": [
"oral"
]
},
{
"@type": "MedicalCondition",
"alternateName": [
"influenza",
"flu virus",
"influenza virus"
]
}
]
}
]
/about-the-flu.html
[
{
"@context": "http://schema.org",
"@type": "Organization",
"name": "Genentech",
"url": "https://www.gene.com/",
"logo": "https://www.gene.com/assets/frontend/img/Genentech_logo.png",
"description": "Genentech is a biotechnology company dedicated to pursuing groundbreaking science to discover and develop medicines for people with serious and life-threatening diseases.",
"contactPoint": {
"@type": "ContactPoint",
"telephone": "+1-877-436-3683",
"contactType": "customer service"
},
"address": {
"@type": "PostalAddress",
"streetAddress": "1 DNA Way",
"addressLocality": "South San Francisco",
"addressRegion": "California",
"postalCode": "94080",
"addressCountry": "US"
}
},
{
"@context": "schema.org",
"@type": "MedicalWebPage",
"url": "https://www.xofluza.com/about-the-flu.html",
"description": "Learn about the difference between a cold, COVID-19, and the flu and why the first 48 hours are critical to fighting the flu with XOFLUZA® (baloxavir marboxil), a one-dose prescription flu medication. See full safety for more information.",
"MedicalAudience": "https://schema.org/Patient",
"about": [
{
"@type": "Drug",
"dosageForm": [
"tablet"
],
"administrationRoute": [
"oral"
]
},
{
"@type": "MedicalCondition",
"alternateName": [
"influenza",
"flu virus",
"influenza virus"
]
}
]
}
]
/about-xofluza.html
[
{
"@context": "http://schema.org",
"@type": "Organization",
"name": "Genentech",
"url": "https://www.gene.com/",
"logo": "https://www.gene.com/assets/frontend/img/Genentech_logo.png",
"description": "Genentech is a biotechnology company dedicated to pursuing groundbreaking science to discover and develop medicines for people with serious and life-threatening diseases.",
"contactPoint": {
"@type": "ContactPoint",
"telephone": "+1-877-436-3683",
"contactType": "customer service"
},
"address": {
"@type": "PostalAddress",
"streetAddress": "1 DNA Way",
"addressLocality": "South San Francisco",
"addressRegion": "California",
"postalCode": "94080",
"addressCountry": "US"
}
},
{
"@context": "schema.org",
"@type": "MedicalWebPage",
"url": "https://www.xofluza.com/about-xofluza.html",
"description": "Learn about XOFLUZA® (baloxavir marboxil), a one-dose prescription flu medicine that attacks the flu virus at its source. See full safety for more information.",
"MedicalAudience": "https://schema.org/Patient",
"about": [
{
"@type": "Drug",
"dosageForm": [
"tablet"
],
"administrationRoute": [
"oral"
]
},
{
"@type": "MedicalCondition",
"alternateName": [
"influenza",
"flu virus",
"influenza virus"
]
}
]
}
]
Your Diagnosis
Before revealing the machine’s verdict, predict the BS score for each signal. Higher = more BS (more fluff, less verifiable substance). Drag each slider, then submit to compare your judgment against the engine.
Stuck? Reveal the heuristic lens — how the deterministic page-auditor reads each signal (no AI, pure pattern rules)
These are the structural rules a local, deterministic auditor applies — the same lens you can use to judge each signal. They describe what to look for, not this company’s result.
Classify each sentence as substantive or hollow. Grounding markers — numbers, currencies, dates, technical units, named entities — outweigh marketing adjectives. When fluff sits right next to hard evidence, the fluff is forgiven.
Pull the main entities out of the H1, then check whether they actually recur through the body. A page that announces one thing and then talks about another drifts. Headings with no real sentences underneath read as pseudo-substance.
Count trust words (review, testimonial, rating, verified) against real outbound proof links (Google, Trustpilot, Clutch, G2, Yelp). Lots of trust language with zero verification links is trust theatre. Unlinked logo galleries count against it.
Look at how much sentence length varies. Natural writing varies its rhythm; templated or mass-produced copy is statistically uniform. Very low variation reads as commodity content — unless unique named entities break the pattern.
Inspect the JSON-LD. Is there an Organization or Person schema, and does it carry sameAs links to real external profiles (LinkedIn, socials)? Missing schema or no identity declaration signals an anonymous entity.
Want to apply this lens yourself? The free BS Indicator Chrome extension runs these heuristic checks live on any page. Bear in mind it is a single-page, deterministic tool — it relies only on pattern rules for the page in front of it and does not perform the cross-page semantic correlation this audit uses, so its readout is a starting lens, not the full verdict.
Based on 784 businesses audited.
Medical Devices, Pharma & Biotech BS: XOFLUZA (Genentech) (xofluza.com)
This is a high-substance, low-fluff pharmaceutical asset. It prioritizes regulatory compliance and clinical metrics over marketing hyperbole, resulting in one of the lowest BS scores possible for a commercial product site.
To further reduce the BS score, Genentech should include direct citations or outbound links to the specific peer-reviewed journal articles or ClinicalTrials.gov identifiers (NCT numbers) for the quoted 2.3-day efficacy stat. Reduce the repetition of the ’48-hour’ mantra in every H2 to allow for more nuanced technical descriptions of the mechanism of action. Finally, add sameAs links to the Genentech schema to connect the brand to official regulatory and scientific databases.
The site is a textbook example of a pharmaceutical product landing page. The content is heavily regulated, focusing on indications, safety information, and clinical efficacy data typical of the Pharma & Biotech sector.
“The score of 13 is driven almost entirely by concept repetition and the use of a standard industry template. The lack of semantic drift and high proof density prevent the score from entering the Moderate or High BS ranges.”
This training module utilizes a snapshot of public data from XOFLUZA (Genentech), captured on June 20, 2026, to demonstrate how machine logic evaluates different types of business narratives.
Purpose: This data is presented under “Fair Use” / “Educational Exception” for the purpose of forensic semantic analysis, allowing users to compare human intuition against machine-generated evaluations.
Notice to XOFLUZA (Genentech): This analysis is part of a non-adversarial audit conducted by 1 Euro SEO. The results provided by 1EuroSEO are intended as professional feedback to help improve any website’s machine-readability and authority signals. The 1EuroSEO BS Detection Tool is a free tool, and anyone can test any company to see how their content is interpreted by AI models.
Any company can use the insights for free and improve its voice by comparing it to industry clichés or competitors. When a company has updated its content, it can always submit a new audit request, which will be reflected in a new current score.
To all users: You are encouraged to visit the live site at https://xofluza.com to view the most current version of its content and learn from the source what this company is about and what it offers.