Delzicol and Headache - a phase IV clinical study of FDA data

Summary:

Headache is reported as a side effect among people who take Delzicol (mesalamine), especially for people who are female, 60+ old, have been taking the drug for 1 - 6 months also take Humira, and have Crohn's disease.

The phase IV clinical study analyzes which people have Headache when taking Delzicol. It is created by eHealthMe based on reports of 879 people who have side effects when taking Delzicol from the FDA, and is updated regularly.

What is Delzicol?

Delzicol has active ingredients of mesalamine. It is often used in ulcerative colitis. eHealthMe is studying from 894 Delzicol users. Check the latest studies of Delzicol.

What is Headache?

Headache (pain in head) is found to be associated with 3,751 drugs and 5,772 conditions by eHealthMe. Check the latest studies of Headache.

On Jul, 14, 2026

879 people reported to have side effects when taking Delzicol.
Among them, 49 people (5.57%) have Headache.

Among these 49 people:

How long have people been on Delzicol when they have Headache? *

What is the gender of people who have Headache when taking Delzicol? *

female: 64.58 %
male: 35.42 %

What is the age of people who have Headache when taking Delzicol? *

What are other drugs people take besides Delzicol? *

What are other side effects people have besides Headache? *

Nausea (feeling of having an urge to vomit): 12 people, 24.49%
Injection Site Pain: 9 people, 18.37%
Fever: 8 people, 16.33%
Diarrhea: 8 people, 16.33%
Fatigue (feeling of tiredness): 7 people, 14.29%
Photophobia (extreme sensitivity to light): 6 people, 12.24%
Stress And Anxiety: 6 people, 12.24%
Back Pain: 6 people, 12.24%
Dizziness: 6 people, 12.24%
Joint Pain: 5 people, 10.20%

What are the existing conditions these people have? *

Crohn's Disease (a condition that causes inflammation of the gastrointestinal tract): 16 people, 32.65%
Nausea (feeling of having an urge to vomit): 4 people, 8.16%
Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 3 people, 6.12%
Glaucoma (increased fluid pressure in the eye with vision loss): 3 people, 6.12%
High Blood Pressure: 3 people, 6.12%
Pain: 3 people, 6.12%
Insomnia (sleeplessness): 3 people, 6.12%
Chronic Obstructive Pulmonary Disease (a progressive disease that makes it hard to breathe): 2 people, 4.08%
Gastrointestinal Disorder (functional problems of gastrointestinal tract): 2 people, 4.08%
Stress And Anxiety: 2 people, 4.08%

* Approximation only. Some reports may have incomplete information.

Do you take Delzicol and have Headache?

- Check whether Headache 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 Delzicol:

Delzicol (894 reports)

Headache treatments and more:

Headache (756,642 reports)

Browse all side effects of Delzicol:

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 Headache:

Headache (3,751 drugs)

Browse all the conditions that are associated with Headache:

Headache (5,772 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 Delzicol) and Delzicol (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.