Metronidazole and Attention deficit hyperactivity disorder - a phase IV clinical study of FDA data

Summary:

Attention deficit hyperactivity disorder is reported as a side effect among people who take Metronidazole (metronidazole), especially for people who are female, 30-39 old, also take Omeprazole, and have Cataplexy.

The phase IV clinical study analyzes which people have Attention deficit hyperactivity disorder when taking Metronidazole. It is created by eHealthMe based on reports of 58,146 people who have side effects when taking Metronidazole from the FDA, and is updated regularly.

What is Metronidazole?

Metronidazole has active ingredients of metronidazole. It is often used in vaginitis bacterial. eHealthMe is studying from 59,578 Metronidazole users. Check the latest studies of Metronidazole.

What is Attention deficit hyperactivity disorder?

Attention deficit hyperactivity disorder (a chronic condition including attention difficulty, hyperactivity, and impulsiveness) is found to be associated with 608 drugs and 1,395 conditions by eHealthMe. Check the latest studies of Attention deficit hyperactivity disorder.

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, 20, 2026

58,146 people reported to have side effects when taking Metronidazole.
Among them, 13 people (0.02%) have Attention deficit hyperactivity disorder.

Could Metronidazole cause Attention deficit hyperactivity disorder?

Among these 13 people:

What is the gender of people who have Attention deficit hyperactivity disorder when taking Metronidazole? *

female: 76.92 %
male: 23.08 %

What is the age of people who have Attention deficit hyperactivity disorder when taking Metronidazole? *

What are other drugs people take besides Metronidazole? *

What are other side effects people have besides Attention deficit hyperactivity disorder? *

Fatigue (feeling of tiredness): 8 people, 61.54%
Depression: 6 people, 46.15%
Stress And Anxiety: 5 people, 38.46%
Headache (pain in head): 5 people, 38.46%
Drug Ineffective: 5 people, 38.46%
Drowsiness: 4 people, 30.77%
High Blood Pressure: 4 people, 30.77%
Nausea (feeling of having an urge to vomit): 4 people, 30.77%
Diarrhea: 4 people, 30.77%
Gastrointestinal Disorder (functional problems of gastrointestinal tract): 3 people, 23.08%

What are the existing conditions these people have? *

Narcolepsy (brain's inability to regulate sleep-wake cycles normally): 4 people, 30.77%
Cataplexy (loss of muscle tone accompanied by full conscious awareness): 4 people, 30.77%
Drowsiness: 3 people, 23.08%
Ulcerative Colitis (inflammatory bowel disease (ibd). it causes swelling, ulcerations, and loss of function of the large intestine): 2 people, 15.38%
Crohn's Disease (a condition that causes inflammation of the gastrointestinal tract): 2 people, 15.38%
Sedation: 2 people, 15.38%
Muscle Aches (muscle pain): 1 person, 7.69%
Hepatitis B: 1 person, 7.69%
Multiple Sclerosis (a nervous system disease that affects your brain and spinal cord. it damages the myelin sheath): 1 person, 7.69%
Weight Decreased: 1 person, 7.69%

* Approximation only. Some reports may have incomplete information.

Do you take Metronidazole and have Attention deficit hyperactivity disorder?

- Check whether Attention deficit hyperactivity disorder 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 Metronidazole:

Metronidazole (59,578 reports)

Attention deficit hyperactivity disorder treatments and more:

Attention deficit hyperactivity disorder (120,340 reports)

How severe was Attention deficit hyperactivity disorder and when was it recovered:

Attention deficit hyperactivity disorder in Metronidazole

Expand to all the drugs that have ingredients of metronidazole:

Attention deficit hyperactivity disorder and drugs with ingredients of metronidazole (43 reports)

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 Metronidazole:

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 Attention deficit hyperactivity disorder:

Attention deficit hyperactivity disorder (608 drugs)

Browse all the conditions that are associated with Attention deficit hyperactivity disorder:

Attention deficit hyperactivity disorder (1,395 conditions)

Related publications that referenced our studies

Coskun M, Adak I, "Excessive and frequent menstrual bleeding with methylphenidate in an adolescent girl with attention-deficit hyperactivity disorder", Journal of clinical psychopharmacology, 2017 Oct .
Lufi D, Bucherman M, Akita M, Cohen R, Sibani C, "The effect of methylphenidate on speech patterns of children with attention deficit disorder", Journal of Behavioral Health, 2012 Jan .
Coskun M, Adak I, "Excessive and frequent menstrual bleeding with methylphenidate in an adolescent girl with attention-deficit hyperactivity disorder", Journal of clinical psychopharmacology, 2017 Oct .
Lufi D, Bucherman M, Akita M, Cohen R, Sibani C, "The effect of methylphenidate on speech patterns of children with attention deficit disorder", Journal of Behavioral Health, 2012 Jan .

How the study uses the data?

The study uses data from the FDA. It is based on metronidazole (the active ingredients of Metronidazole) and Metronidazole (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.