Xofluza and Headache - a phase IV clinical study of FDA data

Summary:

Headache is reported as a side effect among people who take Xofluza (baloxavir marboxil), especially for people who are female, 60+ old, have been taking the drug for < 1 month also take Tamiflu, and have The flu.

The phase IV clinical study analyzes which people have Headache when taking Xofluza. It is created by eHealthMe based on reports of 2,078 people who have side effects when taking Xofluza from the FDA, and is updated regularly.

What is Xofluza?

Xofluza has active ingredients of baloxavir marboxil. eHealthMe is studying from 2,079 Xofluza users. Check the latest studies of Xofluza.

What is Headache?

Headache (pain in head) is found to be associated with 3,754 drugs and 5,772 conditions by eHealthMe. Check the latest studies of Headache.

On Jul, 13, 2026

2,078 people reported to have side effects when taking Xofluza.
Among them, 61 people (2.94%) have Headache.

Among these 61 people:

How long have people been on Xofluza when they have Headache? *

What is the gender of people who have Headache when taking Xofluza? *

female: 68.52 %
male: 31.48 %

What is the age of people who have Headache when taking Xofluza? *

What are other drugs people take besides Xofluza? *

What are other side effects people have besides Headache? *

Diarrhea: 20 people, 32.79%
Nausea (feeling of having an urge to vomit): 8 people, 13.11%
Weakness: 8 people, 13.11%
Nausea And Vomiting: 6 people, 9.84%
Cough: 5 people, 8.20%
Rhinorrhea (watery mucus discharge from the nose): 5 people, 8.20%
Drug Ineffective: 5 people, 8.20%
Sinusitis (inflammation of sinus): 4 people, 6.56%
Hepatic Function Abnormal: 4 people, 6.56%
Pain: 4 people, 6.56%

What are the existing conditions these people have? *

The Flu (the flu is caused by an influenza virus): 52 people, 85.25%
High Blood Pressure: 5 people, 8.20%
Vitamin D Decreased: 3 people, 4.92%
Psoriatic Arthropathy (inflammation of the skin and joints with kin condition which typically causes patches (plaques) of red, scaly skin to develop): 3 people, 4.92%
Fluid Retention (an abnormal accumulation of fluid in the blood): 3 people, 4.92%
High Blood Cholesterol: 2 people, 3.28%
Stress And Anxiety: 1 person, 1.64%
Hypothyroidism (abnormally low activity of the thyroid gland, resulting in retardation of growth and mental development): 1 person, 1.64%
Gout (uric acid crystals building up in the body): 1 person, 1.64%
Fever: 1 person, 1.64%

* Approximation only. Some reports may have incomplete information.

Do you take Xofluza and have Headache?

- Check whether Headache is associated with a drug or a condition
- Predict drug outcomes for up to one year with AI
- Get an AI agent to monitor your drugs continuously

Related studies:

Effectiveness of, long term effects of, and alternative drugs to Xofluza:

Xofluza (2,079 reports)

Headache treatments and more:

Headache (756,642 reports)

Browse all side effects of Xofluza:

a b c d e f g h i j k l m n o p q r s t u v w x y z

Browse all the drugs that are associated with Headache:

Headache (3,754 drugs)

Browse all the conditions that are associated with Headache:

Headache (5,772 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on baloxavir marboxil (the active ingredients of Xofluza) and Xofluza (the brand name). Other drugs that have the same active ingredients (e.g. generic drugs) are not considered. Dosage of drugs is not considered in the study.

How to use the study?

DO NOT STOP MEDICATIONS without first consulting your doctor. If there are any serious or long term adverse effects discovered in the study, discuss the study with your doctor to ensure that proper medication management will be in place if applicable.

Who is eHealthMe?

With medical big data and proven AI/ML algorithms, eHealthMe provides a platform for everyone to run phase IV clinical trials. We study millions of patients and 5,000 more each day. Results of our real-world drug study have been referenced on 800+ peer-reviewed medical publications, including The Lancet, Mayo Clinic Proceedings, and Nature. Our analysis results are available to researchers, health care professionals, patients (testimonials), and software developers (open API).

WARNING, DISCLAIMER, USE FOR PUBLICATION

WARNING: Please DO NOT STOP MEDICATIONS without first consulting a physician since doing so could be hazardous to your health.

DISCLAIMER: All material available on eHealthMe.com is for informational purposes only, and is not a substitute for medical advice, diagnosis, or treatment provided by a qualified healthcare provider. All information is observation-only. Our phase IV clinical studies alone cannot establish cause-effect relationship. Different individuals may respond to medication in different ways. Every effort has been made to ensure that all information is accurate, up-to-date, and complete, but no guarantee is made to that effect. The use of the eHealthMe site and its content is at your own risk.

If you use this eHealthMe study on publication, please acknowledge it with a citation: study title, URL, accessed date.