Mepergan and Indigestion - a phase IV clinical study of FDA data

Summary:

Indigestion is reported as a side effect among people who take Mepergan (meperidine hydrochloride; promethazine hydrochloride), especially for people who are male, 40-49 old, also take Ibuprofen, and have Asthma.

The phase IV clinical study analyzes which people have Indigestion when taking Mepergan. It is created by eHealthMe based on reports of 199 people who have side effects when taking Mepergan from the FDA, and is updated regularly.

What is Mepergan?

Mepergan has active ingredients of meperidine hydrochloride; promethazine hydrochloride. It is often used in pain. eHealthMe is studying from 211 Mepergan users. Check the latest studies of Mepergan.

What is Indigestion?

Indigestion is found to be associated with 2,431 drugs and 3,410 conditions by eHealthMe. Check the latest studies of Indigestion.

On Jul, 10, 2026

199 people reported to have side effects when taking Mepergan.
Among them, 12 people (6.03%) have Indigestion.

Among these 12 people:

What is the gender of people who have Indigestion when taking Mepergan? *

female: 16.67 %
male: 83.33 %

What is the age of people who have Indigestion when taking Mepergan? *

What are other drugs people take besides Mepergan? *

What are other side effects people have besides Indigestion? *

Paraesthesia (sensation of tingling, tickling, prickling, pricking, or burning of a person's skin with no apparent long-term physical effect): 12 people, 100.00%
Swallowing Difficulty: 12 people, 100.00%
Depression: 12 people, 100.00%
Nausea And Vomiting: 12 people, 100.00%
Headache (pain in head): 12 people, 100.00%
Stress And Anxiety: 12 people, 100.00%
Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 12 people, 100.00%
Hypoaesthesia (reduced sense of touch or sensation): 12 people, 100.00%
Back Pain: 12 people, 100.00%
Decreased Interest: 11 people, 91.67%

What are the existing conditions these people have? *

Pulmonary Congestion (congestion in the lungs): 1 person, 8.33%
Multiple Sclerosis (a nervous system disease that affects your brain and spinal cord. it damages the myelin sheath): 1 person, 8.33%
Impaired Gastric Emptying: 1 person, 8.33%
Cough: 1 person, 8.33%
Chronic Obstructive Pulmonary Disease (a progressive disease that makes it hard to breathe): 1 person, 8.33%
Asthma: 1 person, 8.33%

* Approximation only. Some reports may have incomplete information.

Do you take Mepergan and have Indigestion?

- Check whether Indigestion 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 Mepergan:

Mepergan (211 reports)

Indigestion treatments and more:

Indigestion (445,029 reports)

How severe was Indigestion and when was it recovered:

Indigestion in Mepergan

Expand to all the drugs that have ingredients of meperidine hydrochloride; promethazine hydrochloride:

Indigestion and drugs with ingredients of meperidine hydrochloride; promethazine hydrochloride

Sub-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 Mepergan:

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 Indigestion:

Indigestion (2,431 drugs)

Browse all the conditions that are associated with Indigestion:

Indigestion (3,410 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on meperidine hydrochloride; promethazine hydrochloride (the active ingredients of Mepergan) and Mepergan (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.