Verapamil hcl and Convulsion - a phase IV clinical study of FDA data

Summary:

Convulsion is reported as a side effect among people who take Verapamil hcl (verapamil hydrochloride), especially for people who are male, 50-59 old, have been taking the drug for < 1 month also take Omeprazole, and have Atrial fibrillation/flutter.

The phase IV clinical study analyzes which people have Convulsion when taking Verapamil hcl. It is created by eHealthMe based on reports of 5,167 people who have side effects when taking Verapamil hcl from the FDA, and is updated regularly.

What is Verapamil hcl?

Verapamil hcl has active ingredients of verapamil hydrochloride. It is often used in high blood pressure. eHealthMe is studying from 5,807 Verapamil hcl users. Check the latest studies of Verapamil hcl.

What is Convulsion?

Convulsion (muscles contract and relax rapidly and repeatedly, resulting in an uncontrolled shaking of the body) is found to be associated with 1,843 drugs and 2,858 conditions by eHealthMe. Check the latest studies of Convulsion.

eHealthMe: drug outcomes in the real world

eHealthMe runs one of the largest post-marketing drug safety studies in the world. We study millions of patients and 5,000 more each day. Our data-driven phase IV clinical trials have been referenced on 800+ peer-reviewed medical publications including The Lancet, Mayo Clinic Proceedings, and Nature. Tools to study our phase IV findings are available to the public, anonymous and free >>>.

On Aug, 31, 2026

5,167 people reported to have side effects when taking Verapamil hcl.
Among them, 16 people (0.31%) have Convulsion.

Among these 16 people:

How long have people been on Verapamil hcl when they have Convulsion? *

What is the gender of people who have Convulsion when taking Verapamil hcl? *

female: 50 %
male: 50 %

What is the age of people who have Convulsion when taking Verapamil hcl? *

What are other drugs people take besides Verapamil hcl? *

What are other side effects people have besides Convulsion? *

Overdose: 4 people, 25.00%
Drowsiness: 4 people, 25.00%
Bradycardia (abnormally slow heart action): 3 people, 18.75%
Acute Kidney Failure: 3 people, 18.75%
Nausea (feeling of having an urge to vomit): 3 people, 18.75%
Pain: 3 people, 18.75%
Muscle Spasms (muscle contraction): 2 people, 12.50%
Heart Attack: 2 people, 12.50%
Cerebral Haemorrhage (bleeding within the brain): 2 people, 12.50%
Cardiac Failure Congestive: 2 people, 12.50%

What are the existing conditions these people have? *

Type 2 Diabetes: 1 person, 6.25%
Sleep Disorder: 1 person, 6.25%
Infection: 1 person, 6.25%
Ill-Defined Disorder: 1 person, 6.25%
Hyperlipidaemia (presence of excess lipids in the blood): 1 person, 6.25%
Head Injury: 1 person, 6.25%
Diabetes: 1 person, 6.25%
Chest Pain: 1 person, 6.25%
Atrial Fibrillation/flutter (atrial fibrillation and flutter are abnormal heart rhythms in which the atria, or upper chambers of the heart, are out of sync with the ventricles): 1 person, 6.25%

* Approximation only. Some reports may have incomplete information.

Do you take Verapamil hcl and have Convulsion?

- Check whether Convulsion 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 Verapamil hcl:

Verapamil hcl (5,807 reports)

Convulsion treatments and more:

Convulsion (99,535 reports)

Browse all side effects of Verapamil hcl:

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 Convulsion:

Convulsion (1,843 drugs)

Browse all the conditions that are associated with Convulsion:

Convulsion (2,858 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on verapamil hydrochloride (the active ingredients of Verapamil hcl) and Verapamil hcl (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.