Adalat and Fistula - a phase IV clinical study of FDA data

Summary:

Fistula is reported as a side effect among people who take Adalat (nifedipine), especially for people who are female, 60+ old, also take Letrozole, and have Pain.

The phase IV clinical study analyzes which people have Fistula when taking Adalat. It is created by eHealthMe based on reports of 20,643 people who have side effects when taking Adalat from the FDA, and is updated regularly.

What is Adalat?

Adalat has active ingredients of nifedipine. It is often used in high blood pressure. eHealthMe is studying from 20,940 Adalat users. Check the latest studies of Adalat.

What is Fistula?

Fistula (an abnormal connection or passageway between two) is found to be associated with 842 drugs and 906 conditions by eHealthMe. Check the latest studies of Fistula.

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

20,643 people reported to have side effects when taking Adalat.
Among them, 19 people (0.09%) have Fistula.

Among these 19 people:

What is the gender of people who have Fistula when taking Adalat? *

female: 84.21 %
male: 15.79 %

What is the age of people who have Fistula when taking Adalat? *

What are other drugs people take besides Adalat? *

What are other side effects people have besides Fistula? *

Impaired Healing: 15 people, 78.95%
Anaemia (lack of blood): 13 people, 68.42%
Haemoglobin Decreased: 11 people, 57.89%
Weight Decreased: 11 people, 57.89%
Swelling: 11 people, 57.89%
Death: 10 people, 52.63%
Night Sweats (sweating in night): 10 people, 52.63%
Neuropathy Peripheral (surface nerve damage): 10 people, 52.63%
Eating Disorder: 10 people, 52.63%
Fall: 10 people, 52.63%

What are the existing conditions these people have? *

Stress And Anxiety: 10 people, 52.63%
Gout (uric acid crystals building up in the body): 10 people, 52.63%
Bone Disorder: 10 people, 52.63%
Bone Pain: 10 people, 52.63%
Breast Cancer: 10 people, 52.63%
Dizziness: 10 people, 52.63%
Gastrointestinal Haemorrhage (bleeding gastrointestinal tract): 10 people, 52.63%
Hypothyroidism (abnormally low activity of the thyroid gland, resulting in retardation of growth and mental development): 10 people, 52.63%
Metastases To Bone (cancer spreads to bone): 10 people, 52.63%
Pain: 10 people, 52.63%

* Approximation only. Some reports may have incomplete information.

Do you take Adalat and have Fistula?

- Check whether Fistula 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 Adalat:

Adalat (20,940 reports)

Fistula treatments and more:

Fistula (16,274 reports)

Browse all side effects of Adalat:

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 Fistula:

Fistula (842 drugs)

Browse all the conditions that are associated with Fistula:

Fistula (906 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on nifedipine (the active ingredients of Adalat) and Adalat (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.