Tamiflu and Hospitalisation - a phase IV clinical study of FDA data

Summary:

Hospitalisation is reported as a side effect among people who take Tamiflu (oseltamivir phosphate), especially for people who are female, 60+ old, have been taking the drug for < 1 month also take Vitamin B12, and have Narcolepsy.

The phase IV clinical study analyzes which people have Hospitalisation when taking Tamiflu. It is created by eHealthMe based on reports of 21,270 people who have side effects when taking Tamiflu from the FDA, and is updated regularly.

What is Tamiflu?

Tamiflu has active ingredients of oseltamivir phosphate. It is often used in the flu. eHealthMe is studying from 22,209 Tamiflu users. Check the latest studies of Tamiflu.

What is Hospitalisation?

Hospitalisation is found to be associated with 1,715 drugs and 1,133 conditions by eHealthMe. Check the latest studies of Hospitalisation.

On Jul, 14, 2026

21,270 people reported to have side effects when taking Tamiflu.
Among them, 44 people (0.21%) have Hospitalisation.

Among these 44 people:

How long have people been on Tamiflu when they have Hospitalisation? *

What is the gender of people who have Hospitalisation when taking Tamiflu? *

female: 76.74 %
male: 23.26 %

What is the age of people who have Hospitalisation when taking Tamiflu? *

What are other drugs people take besides Tamiflu? *

What are other side effects people have besides Hospitalisation? *

Malaise (a feeling of general discomfort or uneasiness): 7 people, 15.91%
Nausea And Vomiting: 7 people, 15.91%
Chest Pain: 6 people, 13.64%
Abdominal Pain: 5 people, 11.36%
Haemorrhagic Stroke (stroke caused by the rupture of a blood vessel in the brain): 5 people, 11.36%
Dyspnea (difficult or laboured breathing): 5 people, 11.36%
Muscle Spasms (muscle contraction): 5 people, 11.36%
Pain: 5 people, 11.36%
Nausea (feeling of having an urge to vomit): 5 people, 11.36%
Aneurysm Ruptured (expansion of the aneurysm reaches a point where the wall becomes too thin, the aneurysm will rupture): 5 people, 11.36%

What are the existing conditions these people have? *

Narcolepsy (brain's inability to regulate sleep-wake cycles normally): 12 people, 27.27%
Primary Pulmonary Hypertension (primary high blood pressure that affects the arteries in the lungs and the right side of your heart): 6 people, 13.64%
Immunodeficiency Common Variable: 2 people, 4.55%
Cataplexy (loss of muscle tone accompanied by full conscious awareness): 2 people, 4.55%
Gait Disturbance: 2 people, 4.55%
Multiple Sclerosis (a nervous system disease that affects your brain and spinal cord. it damages the myelin sheath): 2 people, 4.55%
Cystic Fibrosis (disease of the secretary glands): 2 people, 4.55%
Hallucinations (sensations that appear real but are created by your mind): 2 people, 4.55%
Pulmonary Hypertension (increase in blood pressure in the lung artery): 2 people, 4.55%
Bone Neoplasm (tumour of bone): 1 person, 2.27%

* Approximation only. Some reports may have incomplete information.

Do you take Tamiflu and have Hospitalisation?

- Check whether Hospitalisation 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 Tamiflu:

Tamiflu (22,209 reports)

Hospitalisation treatments and more:

Hospitalisation (143,651 reports)

Browse all side effects of Tamiflu:

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 Hospitalisation:

Hospitalisation (1,715 drugs)

Browse all the conditions that are associated with Hospitalisation:

Hospitalisation (1,133 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on oseltamivir phosphate (the active ingredients of Tamiflu) and Tamiflu (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.