Tavist and Fear, focus - a phase IV clinical study of FDA data

Summary:

Fear, focus is reported as a side effect among people who take Tavist (clemastine fumarate), especially for people who are male, 40-49 old, have been taking the drug for < 1 month also take Dimetapp, and have Influenza like illness.

The phase IV clinical study analyzes which people have Fear, focus when taking Tavist. It is created by eHealthMe based on reports of 2,141 people who have side effects when taking Tavist from the FDA, and is updated regularly.

What is Tavist?

Tavist has active ingredients of clemastine fumarate. eHealthMe is studying from 2,149 Tavist users. Check the latest studies of Tavist.

What is Fear, focus?

Fear, focus is found to be associated with 139 drugs and 88 conditions by eHealthMe. Check the latest studies of Fear, focus.

On Jul, 16, 2026

2,141 people reported to have side effects when taking Tavist.
Among them, 36 people (1.68%) have Fear, focus.

Among these 36 people:

How long have people been on Tavist when they have Fear, focus? *

What is the gender of people who have Fear, focus when taking Tavist? *

female: 46.67 %
male: 53.33 %

What is the age of people who have Fear, focus when taking Tavist? *

What are other drugs people take besides Tavist? *

What are other side effects people have besides Fear, focus? *

Anhedonia (inability to experience pleasure from activities usually found enjoyable): 32 people, 88.89%
High Blood Pressure: 31 people, 86.11%
Emotional Distress: 8 people, 22.22%
Memory Loss: 4 people, 11.11%
Haemorrhagic Stroke (stroke caused by the rupture of a blood vessel in the brain): 3 people, 8.33%
Visual Acuity Reduced (reduced clearness of vision): 2 people, 5.56%
Heart Attack: 2 people, 5.56%
Heart Palpitations (feelings or sensations that your heart is pounding or racing): 1 person, 2.78%
Gallstones (stone formation by bile component): 1 person, 2.78%
Weakness: 1 person, 2.78%

What are the existing conditions these people have? *

Influenza Like Illness: 1 person, 2.78%

* Approximation only. Some reports may have incomplete information.

Do you take Tavist and have Fear, focus?

- Check whether Fear, focus 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 Tavist:

Tavist (2,149 reports)

Fear, focus treatments and more:

Fear, focus (485 reports)

Browse all side effects of Tavist:

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 Fear, focus:

Fear, focus (139 drugs)

Browse all the conditions that are associated with Fear, focus:

Fear, focus (88 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on clemastine fumarate (the active ingredients of Tavist) and Tavist (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.