Xofluza Side Effects
Generic name: baloxavir marboxil
Medically reviewed by Drugs.com. Last updated on Nov 23, 2024.
Note: This document provides detailed information about Xofluza Side Effects associated with baloxavir marboxil. Some dosage forms listed on this page may not apply specifically to the brand name Xofluza.
Applies to baloxavir marboxil: oral tablet.
Serious side effects of Xofluza
Along with its needed effects, baloxavir marboxil (the active ingredient contained in Xofluza) may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.
Check with your doctor immediately if any of the following side effects occur while taking baloxavir marboxil:
Less common side effects
Incidence not known
- blistering, peeling, or loosening of the skin
- bloody, black, or tarry stools
- chills
- cough
- diarrhea
- difficulty swallowing
- dizziness
- fast heartbeat
- hives, itching, skin rash
- hoarseness
- joint or muscle pain
- puffiness or swelling of the eyelids or around the eyes, face, lips, or tongue
- red, irritated eyes
- sores, ulcers, or white spots in the mouth or on the lips
- voice changes
Other side effects of Xofluza
Some side effects of baloxavir marboxil may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects.
Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:
Less common side effects
Incidence not known
- seeing, hearing, or feeling things that are not there
- vomiting
For healthcare professionals
Applies to baloxavir marboxil: oral granule for reconstitution, oral tablet.
Dermatologic adverse events
- Postmarketing reports: Angioedema (swelling of face, eyelids, tongue, and lips), rash, urticaria, erythema multiforme[Ref]
Gastrointestinal
- Common (1% to 10%): Diarrhea, nausea
- Postmarketing reports: Vomiting, hematochezia, bloody diarrhea, melena, colitis, ischemic colitis[Ref]
Nausea was reported in 6% of elderly subjects compared to 1% of younger subjects (aged 18 to 64 years).[Ref]
Hypersensitivity
- Postmarketing reports: Anaphylactic reactions, anaphylactic shock, anaphylactoid reactions, anaphylaxis, hypersensitivity reactions[Ref]
Nervous system
- Common (1% to 10%): Headache[Ref]
Psychiatric
- Postmarketing reports: Delirium, abnormal behavior, hallucinations
Respiratory
References
1. (2021) "Product Information. Xofluza (baloxavir marboxil)." Roche Products Pty Ltd, Xofluza 20210527
2. (2022) "Product Information. Xofluza (baloxavir marboxil)." Genentech, SUPPL-9
3. (2022) "Product Information. Xofluza (baloxavir marboxil)." Roche Products Ltd
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Further information
Xofluza side effects can vary depending on the individual. Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
Note: Medication side effects may be underreported. If you are experiencing side effects that are not listed, submit a report to the FDA by following this guide.