Phenytoin sodium and Constipation - a phase IV clinical study of FDA data

Summary:

Constipation is reported as a side effect among people who take Phenytoin sodium (phenytoin sodium), especially for people who are male, 60+ old, have been taking the drug for 1 - 6 months also take Dilantin, and have Convulsion.

The phase IV clinical study analyzes which people have Constipation when taking Phenytoin sodium. It is created by eHealthMe based on reports of 6,740 people who have side effects when taking Phenytoin sodium from the FDA, and is updated regularly.

What is Phenytoin sodium?

Phenytoin sodium has active ingredients of phenytoin sodium. It is often used in epilepsy. eHealthMe is studying from 6,886 Phenytoin sodium users. Check the latest studies of Phenytoin sodium.

What is Constipation?

Constipation is found to be associated with 3,004 drugs and 4,611 conditions by eHealthMe. Check the latest studies of Constipation.

On Jul, 14, 2026

6,740 people reported to have side effects when taking Phenytoin sodium.
Among them, 55 people (0.82%) have Constipation.

Could Phenytoin sodium cause Constipation?

Among these 55 people:

How long have people been on Phenytoin sodium when they have Constipation? *

What is the gender of people who have Constipation when taking Phenytoin sodium? *

female: 40 %
male: 60 %

What is the age of people who have Constipation when taking Phenytoin sodium? *

What are other drugs people take besides Phenytoin sodium? *

What are other side effects people have besides Constipation? *

Drowsiness: 10 people, 18.18%
Peripheral Swelling: 9 people, 16.36%
Dizziness: 9 people, 16.36%
Headache (pain in head): 9 people, 16.36%
Dementia (madness): 8 people, 14.55%
Nausea (feeling of having an urge to vomit): 8 people, 14.55%
Lip Dry: 8 people, 14.55%
Thermal Burn (burn by heat): 8 people, 14.55%
Malaise (a feeling of general discomfort or uneasiness): 7 people, 12.73%
Fatigue (feeling of tiredness): 7 people, 12.73%

What are the existing conditions these people have? *

Prostate Cancer: 8 people, 14.55%
Convulsion (muscles contract and relax rapidly and repeatedly, resulting in an uncontrolled shaking of the body): 8 people, 14.55%
Metastases To Bone (cancer spreads to bone): 4 people, 7.27%
Hypothyroidism (abnormally low activity of the thyroid gland, resulting in retardation of growth and mental development): 3 people, 5.45%
Multiple Sclerosis (a nervous system disease that affects your brain and spinal cord. it damages the myelin sheath): 3 people, 5.45%
Suicide Attempt: 2 people, 3.64%
Fall: 2 people, 3.64%
Multiple Myeloma (cancer of the plasma cells): 2 people, 3.64%
Insomnia (sleeplessness): 2 people, 3.64%
Type 2 Diabetes: 1 person, 1.82%

* Approximation only. Some reports may have incomplete information.

Do you take Phenytoin sodium and have Constipation?

- Check whether Constipation 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 Phenytoin sodium:

Phenytoin sodium (6,886 reports)

Constipation treatments and more:

Constipation (337,879 reports)

Browse all side effects of Phenytoin sodium:

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 Constipation:

Constipation (3,004 drugs)

Browse all the conditions that are associated with Constipation:

Constipation (4,611 conditions)

Related publications that referenced our studies

Akasaka E, Kayo SJ, Nakano H, Ishii N, Hashimoto T, Sawamura D, "Diaminodiphenyl Sulfone-Induced Hemolytic Anemia and Alopecia in a Case of Linear IgA Bullous Dermatosis", Case reports in dermatology, 2014 Jan .
Akasaka E, Kayo SJ, Nakano H, Ishii N, Hashimoto T, Sawamura D, "Diaminodiphenyl Sulfone-Induced Hemolytic Anemia and Alopecia in a Case of Linear IgA Bullous Dermatosis", Case reports in dermatology, 2014 Jan .

How the study uses the data?

The study uses data from the FDA. It is based on phenytoin sodium (the active ingredients of Phenytoin sodium) and Phenytoin sodium (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.