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Imodium and Stalevo 100 drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Imodium (loperamide hydrochloride) and Stalevo 100 (carbidopa; entacapone; levodopa). Common drug interactions include cholestasis among females and confusional state among males.

The phase IV clinical study analyzes what interactions people have when they take Imodium and Stalevo 100. It is created by eHealthMe based on reports of 13 people who take the same drugs from the FDA, and is updated regularly.

What is Imodium?

Imodium has active ingredients of loperamide hydrochloride. It is often used in diarrhea. eHealthMe is studying from 45,092 Imodium users. Check the latest studies of Imodium.

What is Stalevo 100?

Stalevo 100 has active ingredients of carbidopa; entacapone; levodopa. It is often used in parkinson's disease. eHealthMe is studying from 3,093 Stalevo 100 users. Check the latest studies of Stalevo 100.

On Jul, 21, 2026

13 people who take Imodium and Stalevo 100 together, and have interactions are studied.

Imodium and Stalevo 100 drug interactions.

What are the common drug interactions of Imodium and Stalevo 100, by gender? *:

female:

  1. Cholestasis (a condition where bile cannot flow from the liver to the duodenum)
  2. Cytolytic hepatitis (dissolution or destruction of a liver cell)
  3. Carcinoid tumour of the small bowel
  4. Flushing (the warm, red condition of human skin)
  5. Hepatocellular injury (liver injury)
  6. Hypotension (abnormally low blood pressure)
  7. Alanine aminotransferase increased
  8. Aspartate aminotransferase increased
  9. Blood alkaline phosphatase increased
  10. Asthenia (weakness)

male:

  1. Confusional state
  2. Fall
  3. Balance disorder
  4. Blood pressure decreased
  5. Blood pressure systolic increased
  6. Bowel movement irregularity
  7. Constipation
  8. Contusion (a type of hematoma of tissue in which capillaries)
  9. Decreased appetite
  10. Dizziness

What are the common drug interactions of Imodium and Stalevo 100, by age (0-1 to 60+)? *:

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

n/a

30-39:

n/a

40-49:

n/a

50-59:

n/a

60+:

  1. Cholestasis (a condition where bile cannot flow from the liver to the duodenum)
  2. Asthenia (weakness)
  3. Abdominal pain
  4. Abnormal dreams
  5. Amnesia (deficit in memory caused by brain damage, disease, or psychological trauma)
  6. Anxiety
  7. Back pain
  8. Bacteraemia (presence of bacteria in the blood)
  9. Balance disorder
  10. Blood pressure decreased

What are the existing conditions these people have? *

  1. Hypotension (abnormally low blood pressure): 1 person, 7.69%
  2. Carcinoid Tumor: 1 person, 7.69%

* Approximation only. Some reports may have incomplete information.

Do you take Imodium and Stalevo 100?

- 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:

Browse all drug interactions of Imodium and Stalevo 100:

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

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 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 side effects of Stalevo 100:

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 interactions between Imodium 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 z

Browse all interactions between Stalevo 100 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 z

How the study uses the data?

The study uses data from the FDA. It is based on loperamide hydrochloride and carbidopa; entacapone; levodopa (the active ingredients of Imodium and Stalevo 100, respectively), and Imodium and Stalevo 100 (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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