Arg and Insomnia - a phase IV clinical study of FDA data

Summary:

Insomnia is reported as a side effect among people who take Arg (l - arginine), especially for people who are male, 60+ old, have been taking the drug for 1 - 2 years also take Vitamin B12, and have High blood pressure.

The phase IV clinical study analyzes which people have Insomnia when taking Arg. It is created by eHealthMe based on reports of 2,399 people who have side effects when taking Arg from the FDA, and is updated regularly.

What is Arg?

Arg has active ingredients of l - arginine. eHealthMe is studying from 2,665 Arg users. Check the latest studies of Arg.

What is Insomnia?

Insomnia (sleeplessness) is found to be associated with 3,119 drugs and 5,170 conditions by eHealthMe. Check the latest studies of Insomnia.

On Jul, 13, 2026

2,399 people reported to have side effects when taking Arg.
Among them, 65 people (2.71%) have Insomnia.

Among these 65 people:

How long have people been on Arg when they have Insomnia? *

What is the gender of people who have Insomnia when taking Arg? *

female: 50 %
male: 50 %

What is the age of people who have Insomnia when taking Arg? *

What are other drugs people take besides Arg? *

What are other side effects people have besides Insomnia? *

Weakness: 36 people, 55.38%
Fatigue (feeling of tiredness): 31 people, 47.69%
Dizziness: 28 people, 43.08%
Headache (pain in head): 21 people, 32.31%
High Blood Pressure: 19 people, 29.23%
Feeling Abnormal: 18 people, 27.69%
Nausea (feeling of having an urge to vomit): 18 people, 27.69%
Diarrhea: 18 people, 27.69%
Memory Loss: 16 people, 24.62%
Joint Pain: 16 people, 24.62%

What are the existing conditions these people have? *

High Blood Pressure: 10 people, 15.38%
Gastrointestinal Pain: 7 people, 10.77%
Crohn's Disease (a condition that causes inflammation of the gastrointestinal tract): 7 people, 10.77%
Narcolepsy (brain's inability to regulate sleep-wake cycles normally): 6 people, 9.23%
Diabetes: 6 people, 9.23%
Sleep Disorder: 5 people, 7.69%
Cardiac Disorder: 4 people, 6.15%
Polymyositis (inflammatory muscle disease that causes weakness of the skeletal muscles): 4 people, 6.15%
High Blood Cholesterol: 4 people, 6.15%
Ovarian Cancer (cancer of ovary): 4 people, 6.15%

* Approximation only. Some reports may have incomplete information.

Do you take Arg and have Insomnia?

- Check whether Insomnia 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 Arg:

Arg (2,665 reports)

Insomnia treatments and more:

Insomnia (438,078 reports)

Browse all side effects of Arg:

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 Insomnia:

Insomnia (3,119 drugs)

Browse all the conditions that are associated with Insomnia:

Insomnia (5,170 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on l - arginine (the active ingredients of Arg) and Arg (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.