Protostat side effects, by duration, gender and age (a phase IV clinical study of FDA data)

Summary:

Side effects are reported by people who take Protostat (metronidazole). Common side effects include blood potassium decreased among females and actinic keratosis among males.

The phase IV clinical study is created by eHealthMe based on 17 reports from the FDA, and is updated regularly.

What is Protostat?

Protostat has active ingredients of metronidazole. eHealthMe is studying from 21 Protostat users. Check the latest studies of Protostat.



On Aug, 06, 2026

17 people who take Protostat and have side effects are studied.

Protostat side effects.

What are the common side effects of Protostat, by gender? *:

female:

  1. Blood potassium decreased
  2. Headache (pain in head)
  3. Unevaluable reaction
  4. Death
  5. Drug hypersensitivity
  6. Acute circulatory failure (shock)
  7. Alopecia (absence of hair from areas of the body)
  8. Blister (small pocket of fluid within the upper layers of the skin caused by forceful rubbing (friction), burning, freezing, chemical exposure)
  9. Blood creatinine abnormal

male:

  1. Actinic keratosis (skin disease due to sun exposure)
  2. Colitis pseudomembranous (antibiotic-associated diarrhoea)
  3. Multi-organ failure (multisystem organ failure)
  4. Renal transplant

What are the common side effects of Protostat, by age (0-1 to 60+) *:

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

  1. Death
  2. Multi-organ failure (multisystem organ failure)
  3. Unevaluable reaction

30-39:

  1. Blister (small pocket of fluid within the upper layers of the skin caused by forceful rubbing (friction), burning, freezing, chemical exposure)
  2. Acute circulatory failure (shock)

40-49:

  1. Renal transplant

50-59:

  1. Drug hypersensitivity
  2. Headache (pain in head)

60+:

  1. Actinic keratosis (skin disease due to sun exposure)
  2. Alopecia (absence of hair from areas of the body)
  3. Colitis pseudomembranous (antibiotic-associated diarrhoea)
  4. Death

What are the common side effects of Protostat, by the time people have been on the drug (< 1 month to 10+ years)? *:

< 1 month:

  1. Blister (small pocket of fluid within the upper layers of the skin caused by forceful rubbing (friction), burning, freezing, chemical exposure)

1 - 6 months:

n/a

6 - 12 months:

n/a

1 - 2 years:

n/a

2 - 5 years:

n/a

5 - 10 years:

n/a

10+ years:

n/a

not specified:

  1. Death
  2. Multi-organ failure (multisystem organ failure)
  3. Renal transplant
  4. Unevaluable reaction
  5. Drug hypersensitivity
  6. Actinic keratosis (skin disease due to sun exposure)
  7. Acute circulatory failure (shock)
  8. Alopecia (absence of hair from areas of the body)
  9. Blood creatinine abnormal
  10. Blood potassium decreased

* Approximation only. Some reports may have incomplete information.

Do you take Protostat?

- Personalize this study to your gender and age
- Predict drug outcomes for up to one year with AI
- Get an AI agent to monitor your drugs continuously

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.



How the study uses the data?

The study is based on metronidazole (the active ingredients of Protostat) and Protostat (the brand name). Other drugs that have the same active ingredients (e.g. generic drugs) are not considered.

Related studies are listed below in case you need more information:

Alternative drugs to, pros and cons of Protostat:

All Protostat side effects 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

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.

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