Pentasa and Methotrexate drug interactions - a phase IV clinical study of FDA data
Summary:
Drug interactions are reported among people who take Pentasa (mesalamine) and Methotrexate (methotrexate sodium). Common drug interactions include depression among females and drug ineffective among males.
The phase IV clinical study analyzes what interactions people have when they take Pentasa and Methotrexate. It is created by eHealthMe based on reports of 1,175 people who take the same drugs from the FDA, and is updated regularly.
What is Pentasa?
Pentasa has active ingredients of mesalamine. It is often used in crohn's disease. eHealthMe is studying from 23,325 Pentasa users. Check the latest studies of Pentasa.
What is Methotrexate?
Methotrexate has active ingredients of methotrexate sodium. It is often used in rheumatoid arthritis. eHealthMe is studying from 604,312 Methotrexate users. Check the latest studies of Methotrexate.
1,175 people who take Pentasa and Methotrexate together, and have interactions are studied.

What are the common drug interactions of Pentasa and Methotrexate, by gender? *
What are the common drug interactions of Pentasa and Methotrexate, by age (0-1 to 60+)? *
What are the existing conditions these people have? *
* Approximation only. Some reports may have incomplete information.
Do you take Pentasa and Methotrexate?
- Personalize this study to your gender, age, symptoms and drugs
- Predict drug outcomes for up to one year with AI
- Get an AI agent to monitor your drugs continuously
Related studies:
Effectiveness of, side effects of, and alternative drugs to the 2 drugs:
- Pentasa (23,325 reports)
- Methotrexate (604,312 reports)
Browse all drug interactions of Pentasa and Methotrexate:
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 zSub-studies by gender and age:
Female: 0-1 2-9 10-19 20-29 30-39 40-49 50-59 60+
Male: 0-1 2-9 10-19 20-29 30-39 40-49 50-59 60+
Browse all side effects of Pentasa:
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 zBrowse all side effects of Methotrexate:
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 zBrowse all interactions between Pentasa and drugs from A to Z:
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 zBrowse all interactions between Methotrexate and drugs from A to Z:
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 zRelated publications that referenced our studies
- Henien M, Carey B, Hullah E, Sproat C, Patel V, "methotrexate-associated osteonecrosis of the jaw: A report of two cases", Oral Surgery, Oral Medicine, Oral Pathology and Oral Radiology, 2017 Dec .
- Jacobsson H, Eriksen J, Karlén P, "Mesalazine-induced renal calculi", The American journal of case reports, 2015 Jan .
- Henien M, Carey B, Hullah E, Sproat C, Patel V, "methotrexate-associated osteonecrosis of the jaw: A report of two cases", Oral Surgery, Oral Medicine, Oral Pathology and Oral Radiology, 2017 Dec .
- 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 and methotrexate sodium (the active ingredients of Pentasa and Methotrexate, respectively), and Pentasa and Methotrexate (the brand names). 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.
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