Asacol hd and Ulcerative colitis - a phase IV clinical study of FDA data

Summary:

Ulcerative colitis is reported as a side effect among people who take Asacol hd (mesalamine), especially for people who are female, 60+ old, have been taking the drug for 1 - 6 months also take Humira, and have Narcolepsy.

The phase IV clinical study analyzes which people have Ulcerative colitis when taking Asacol hd. It is created by eHealthMe based on reports of 881 people who have side effects when taking Asacol hd from the FDA, and is updated regularly.

What is Asacol hd?

Asacol hd has active ingredients of mesalamine. It is often used in ulcerative colitis. eHealthMe is studying from 985 Asacol hd users. Check the latest studies of Asacol hd.

What is Ulcerative colitis?

Ulcerative colitis (inflammatory bowel disease (ibd). it causes swelling, ulcerations, and loss of function of the large intestine) is found to be associated with 1,200 drugs and 2,052 conditions by eHealthMe. Check the latest studies of Ulcerative colitis.

On Jul, 15, 2026

881 people reported to have side effects when taking Asacol hd.
Among them, 55 people (6.24%) have Ulcerative colitis.

Could Asacol hd cause Ulcerative colitis?

Among these 55 people:

How long have people been on Asacol hd when they have Ulcerative colitis? *

What is the gender of people who have Ulcerative colitis when taking Asacol hd? *

female: 54.72 %
male: 45.28 %

What is the age of people who have Ulcerative colitis when taking Asacol hd? *

What are other drugs people take besides Asacol hd? *

What are other side effects people have besides Ulcerative colitis? *

Anaemia (lack of blood): 10 people, 18.18%
Nausea (feeling of having an urge to vomit): 10 people, 18.18%
Diarrhea: 9 people, 16.36%
Haematochezia (passage of stools containing blood): 7 people, 12.73%
Weight Decreased: 6 people, 10.91%
Abdominal Pain: 6 people, 10.91%
Inflammation: 5 people, 9.09%
Haemorrhage (bleeding): 4 people, 7.27%
Muscle Aches (muscle pain): 4 people, 7.27%
Appetite - Decreased (decreased appetite occurs when you have a reduced desire to eat): 4 people, 7.27%

What are the existing conditions these people have? *

Narcolepsy (brain's inability to regulate sleep-wake cycles normally): 9 people, 16.36%
Drowsiness: 4 people, 7.27%
Pain: 4 people, 7.27%
Indigestion: 4 people, 7.27%
Hypothyroidism (abnormally low activity of the thyroid gland, resulting in retardation of growth and mental development): 3 people, 5.45%
Deep Venous Thrombosis (blood clot in a major vein that usually develops in the legs and/or pelvis): 3 people, 5.45%
Abdominal Discomfort: 3 people, 5.45%
Cataplexy (loss of muscle tone accompanied by full conscious awareness): 3 people, 5.45%
Chronic Obstructive Pulmonary Disease (a progressive disease that makes it hard to breathe): 2 people, 3.64%
Diarrhea: 2 people, 3.64%

* Approximation only. Some reports may have incomplete information.

Do you take Asacol hd and have Ulcerative colitis?

- Check whether Ulcerative colitis 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 Asacol hd:

Asacol hd (985 reports)

Browse all side effects of Asacol hd:

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 Ulcerative colitis:

Ulcerative colitis (1,200 drugs)

Browse all the conditions that are associated with Ulcerative colitis:

Ulcerative colitis (2,052 conditions)

Related publications that referenced our studies

Jacobsson H, Eriksen J, Karlén P, "Mesalazine-induced renal calculi", The American journal of case reports, 2015 Jan .
Jacobsson H, Eriksen J, Karlén P, "Mesalazine-induced renal calculi", The American journal of case reports, 2015 Jan .

How the study uses the data?

The study uses data from the FDA. It is based on mesalamine (the active ingredients of Asacol hd) and Asacol hd (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.