Imodium a-d and Adverse event - a phase IV clinical study of FDA data

Summary:

Adverse event is reported as a side effect among people who take Imodium a-d (loperamide hydrochloride), especially for people who are female, 60+ old, also take Revlimid, and have Chronic lymphocytic leukaemia.

The phase IV clinical study analyzes which people have Adverse event when taking Imodium a-d. It is created by eHealthMe based on reports of 8,753 people who have side effects when taking Imodium a-d from the FDA, and is updated regularly.

What is Imodium a-d?

Imodium a-d has active ingredients of loperamide hydrochloride. It is often used in diarrhea. eHealthMe is studying from 8,944 Imodium a-d users. Check the latest studies of Imodium a-d.

What is Adverse event?

Adverse event is found to be associated with 1,678 drugs and 1,672 conditions by eHealthMe. Check the latest studies of Adverse event.

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

8,753 people reported to have side effects when taking Imodium a-d.
Among them, 42 people (0.48%) have Adverse event.

Could Imodium a-d cause Adverse event?

Among these 42 people:

What is the gender of people who have Adverse event when taking Imodium a-d? *

  • female: 62.16 %
  • male: 37.84 %

What is the age of people who have Adverse event when taking Imodium a-d? *

  • 0-1: 0.0 %
  • 2-9: 0.0 %
  • 10-19: 6.67 %
  • 20-29: 0.0 %
  • 30-39: 13.33 %
  • 40-49: 0.0 %
  • 50-59: 0.0 %
  • 60+: 80.0 %

What are other drugs people take besides Imodium a-d? *

  1. Imbruvica: 4 people, 9.52%
  2. Revlimid: 4 people, 9.52%
  3. Ondansetron: 3 people, 7.14%
  4. Zocor: 2 people, 4.76%
  5. Lotemax: 2 people, 4.76%
  6. Prinivil: 2 people, 4.76%
  7. Prilosec: 2 people, 4.76%
  8. Desyrel: 2 people, 4.76%
  9. Meclizine: 2 people, 4.76%
  10. Fish Oil: 2 people, 4.76%

What are other side effects people have besides Adverse event? *

  1. Weakness: 3 people, 7.14%
  2. Fatigue (feeling of tiredness): 3 people, 7.14%
  3. Dizziness: 3 people, 7.14%
  4. Oedema Peripheral (superficial swelling): 3 people, 7.14%
  5. Abdominal Discomfort: 2 people, 4.76%
  6. Chronic Kidney Disease: 2 people, 4.76%
  7. Drug Ineffective: 2 people, 4.76%
  8. Indigestion: 2 people, 4.76%
  9. Macular Oedema (fluid and protein deposits collect on or under the macula of the eye (a yellow central area of the retina) and causes it to thicken): 2 people, 4.76%
  10. Malaise (a feeling of general discomfort or uneasiness): 2 people, 4.76%

What are the existing conditions these people have? *

  1. Chronic Lymphocytic Leukaemia (cancer in which the bone marrow makes too many lymphocytes (a type of white blood cell)): 4 people, 9.52%
  2. Pain: 3 people, 7.14%
  3. Multiple Myeloma (cancer of the plasma cells): 3 people, 7.14%
  4. Renal Cell Carcinoma (a kidney cancer): 1 person, 2.38%
  5. Non-Small Cell Lung Cancer Stage Iv: 1 person, 2.38%
  6. Myelodysplastic Syndrome (a group of conditions that occur when the blood-forming cells in the bone marrow are damaged): 1 person, 2.38%
  7. Crohn's Disease (a condition that causes inflammation of the gastrointestinal tract): 1 person, 2.38%
  8. Abdominal Discomfort: 1 person, 2.38%

* Approximation only. Some reports may have incomplete information.

Do you take Imodium a-d and have Adverse event?

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Related studies:

Effectiveness of, long term effects of, and alternative drugs to Imodium a-d:

Adverse event treatments and more:

How severe was Adverse event and when was it recovered:

Expand to all the drugs that have ingredients of loperamide 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 Imodium a-d:

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 Adverse event:

Browse all the conditions that are associated with Adverse event:


How the study uses the data?

The study uses data from the FDA. It is based on loperamide hydrochloride (the active ingredients of Imodium a-d) and Imodium a-d (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.



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