Amlodipine and Regressive behavior - a phase IV clinical study of FDA data

Summary:

Regressive behavior is reported as a side effect among people who take Amlodipine (amlodipine besylate), especially for people who are male, 50-59 old, also take Aspirin, and have Back pain.

The phase IV clinical study analyzes which people have Regressive behavior when taking Amlodipine. It is created by eHealthMe based on reports of 346,875 people who have side effects when taking Amlodipine from the FDA, and is updated regularly.

What is Amlodipine?

Amlodipine has active ingredients of amlodipine besylate. It is often used in high blood pressure. eHealthMe is studying from 354,833 Amlodipine users. Check the latest studies of Amlodipine.

What is Regressive behavior?

Regressive behavior is found to be associated with 44 drugs and 141 conditions by eHealthMe. Check the latest studies of Regressive behavior.

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, 20, 2026

346,875 people reported to have side effects when taking Amlodipine.
Among them, 11 people (0.0%) have Regressive behavior.

Could Amlodipine cause Regressive behavior?

Among these 11 people:

What is the gender of people who have Regressive behavior when taking Amlodipine? *

female: 9.09 %
male: 90.91 %

What is the age of people who have Regressive behavior when taking Amlodipine? *

What are other drugs people take besides Amlodipine? *

What are other side effects people have besides Regressive behavior? *

Asphyxia (a condition in which there is an extreme decrease in the concentration of oxygen in the body): 7 people, 63.64%
Completed Suicide (act of taking one's own life): 6 people, 54.55%
Pathological Gambling: 6 people, 54.55%
Bulimia (eating disorder): 6 people, 54.55%
Erection Problems: 2 people, 18.18%
Malignant Neoplasm Progression (cancer tumour came back): 2 people, 18.18%
Dyspnea (difficult or laboured breathing): 2 people, 18.18%
Colitis (inflammation of colon): 2 people, 18.18%
Hepatic Enzyme Increased: 2 people, 18.18%
C-Reactive Protein Increased: 2 people, 18.18%

What are the existing conditions these people have? *

Lung Neoplasm Malignant (cancer tumour of lung): 1 person, 9.09%
Hallucinations (sensations that appear real but are created by your mind): 1 person, 9.09%
Dementia (madness): 1 person, 9.09%
Delusion (a false belief or opinion): 1 person, 9.09%
Back Pain: 1 person, 9.09%

* Approximation only. Some reports may have incomplete information.

Do you take Amlodipine and have Regressive behavior?

- Check whether Regressive behavior 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 Amlodipine:

Amlodipine (354,833 reports)

Browse all side effects of Amlodipine:

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 Regressive behavior:

Regressive behavior (44 drugs)

Browse all the conditions that are associated with Regressive behavior:

Regressive behavior (141 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on amlodipine besylate (the active ingredients of Amlodipine) and Amlodipine (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.