Akineton and Stools - watery - a phase IV clinical study of FDA data

Summary:

Stools - watery is reported as a side effect among people who take Akineton (biperiden hydrochloride), especially for people who are female, 60+ old, have been taking the drug for 1 - 6 months also take Risperdal, and have Schizophrenia.

The phase IV clinical study analyzes which people have Stools - watery when taking Akineton. It is created by eHealthMe based on reports of 6,101 people who have side effects when taking Akineton from the FDA, and is updated regularly.

What is Akineton?

Akineton has active ingredients of biperiden hydrochloride. It is often used in parkinson's disease. eHealthMe is studying from 6,140 Akineton users. Check the latest studies of Akineton.

What is Stools - watery?

Stools - watery is found to be associated with 4,646 drugs and 5,941 conditions by eHealthMe. Check the latest studies of Stools - watery.

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 Jul, 23, 2026

6,101 people reported to have side effects when taking Akineton.
Among them, 100 people (1.64%) have Stools - watery.

Among these 100 people:

How long have people been on Akineton when they have Stools - watery? *

What is the gender of people who have Stools - watery when taking Akineton? *

female: 53.54 %
male: 46.46 %

What is the age of people who have Stools - watery when taking Akineton? *

What are other drugs people take besides Akineton? *

What are other side effects people have besides Stools - watery? *

Nausea And Vomiting: 29 people, 29.00%
Nausea (feeling of having an urge to vomit): 25 people, 25.00%
Dizziness: 21 people, 21.00%
Insomnia (sleeplessness): 20 people, 20.00%
Feeling Abnormal: 19 people, 19.00%
Salivary Hypersecretion (excess saliva secretion): 19 people, 19.00%
Disturbance In Attention: 18 people, 18.00%
Constipation: 18 people, 18.00%
Schizophrenia (a mental disorder characterized by a breakdown of thought processes): 17 people, 17.00%
Suicidal Ideation: 17 people, 17.00%

What are the existing conditions these people have? *

Schizophrenia (a mental disorder characterized by a breakdown of thought processes): 31 people, 31.00%
Bipolar Disorder (mood disorder): 11 people, 11.00%
Affective Disorder (mental disorder): 8 people, 8.00%
Psychotic Disorder: 8 people, 8.00%
Mental Disorder (a psychological term for a mental or behavioural pattern or anomaly that causes distress or disability): 6 people, 6.00%
Dermatitis (inflammation of the skin resulting from direct irritation by an external agent or an allergic reaction to it): 5 people, 5.00%
Type 2 Diabetes: 4 people, 4.00%
Stress And Anxiety: 4 people, 4.00%
Extrapyramidal Disorder (involuntary muscle spasms in the face and neck): 4 people, 4.00%
Insomnia (sleeplessness): 4 people, 4.00%

* Approximation only. Some reports may have incomplete information.

Do you take Akineton and have Stools - watery?

- Check whether Stools - watery 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 Akineton:

Akineton (6,140 reports)

Stools - watery treatments and more:

Stools - watery (756,291 reports)

Browse all side effects of Akineton:

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 Stools - watery:

Stools - watery (4,646 drugs)

Browse all the conditions that are associated with Stools - watery:

Stools - watery (5,941 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on biperiden hydrochloride (the active ingredients of Akineton) and Akineton (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.