Finasteride and Bladder pain - a phase IV clinical study of FDA data

Summary:

Bladder pain is reported as a side effect among people who take Finasteride (finasteride), especially for people who are male, 60+ old, have been taking the drug for < 1 month also take Clopidogrel, and have Coronary heart disease.

The phase IV clinical study analyzes which people have Bladder pain when taking Finasteride. It is created by eHealthMe based on reports of 42,469 people who have side effects when taking Finasteride from the FDA, and is updated regularly.

What is Finasteride?

Finasteride has active ingredients of finasteride. It is often used in prostate examination abnormal. eHealthMe is studying from 44,177 Finasteride users. Check the latest studies of Finasteride.

What is Bladder pain?

Bladder pain is found to be associated with 376 drugs and 582 conditions by eHealthMe. Check the latest studies of Bladder pain.

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, 29, 2026

42,469 people reported to have side effects when taking Finasteride.
Among them, 22 people (0.05%) have Bladder pain.

Could Finasteride cause Bladder pain?

Among these 22 people:

How long have people been on Finasteride when they have Bladder pain? *

  • < 1 month: 100 %
  • 1 - 6 months: 0.0 %
  • 6 - 12 months: 0.0 %
  • 1 - 2 years: 0.0 %
  • 2 - 5 years: 0.0 %
  • 5 - 10 years: 0.0 %
  • 10+ years: 0.0 %

What is the gender of people who have Bladder pain when taking Finasteride? *

  • female: 0.0 %
  • male: 100 %

What is the age of people who have Bladder pain when taking Finasteride? *

  • 0-1: 0.0 %
  • 2-9: 0.0 %
  • 10-19: 0.0 %
  • 20-29: 30.77 %
  • 30-39: 0.0 %
  • 40-49: 0.0 %
  • 50-59: 0.0 %
  • 60+: 69.23 %

What are other drugs people take besides Finasteride? *

  1. Clopidogrel: 8 people, 36.36%
  2. Isosorbide Mononitrate: 7 people, 31.82%
  3. Tylenol: 4 people, 18.18%
  4. Claritin: 4 people, 18.18%
  5. Cymbalta: 4 people, 18.18%
  6. Prozac: 4 people, 18.18%
  7. Invega: 3 people, 13.64%
  8. Mycostatin: 3 people, 13.64%
  9. Diflucan: 3 people, 13.64%
  10. Lotrimin Ultra: 3 people, 13.64%

What are other side effects people have besides Bladder pain? *

  1. Urinary Retention (the inability to completely or partially empty the bladder): 12 people, 54.55%
  2. Diarrhea: 11 people, 50.00%
  3. Abdominal Discomfort: 10 people, 45.45%
  4. Suicidal Ideation: 10 people, 45.45%
  5. Heart Palpitations (feelings or sensations that your heart is pounding or racing): 10 people, 45.45%
  6. Insomnia (sleeplessness): 10 people, 45.45%
  7. Paraesthesia (sensation of tingling, tickling, prickling, pricking, or burning of a person's skin with no apparent long-term physical effect): 10 people, 45.45%
  8. Vision Blurred: 9 people, 40.91%
  9. Muscle Twitching: 8 people, 36.36%
  10. Mood Swings (an extreme or rapid change in mood): 8 people, 36.36%

What are the existing conditions these people have? *

  1. Prostatomegaly (enlargement of the prostate): 7 people, 31.82%
  2. Coronary Heart Disease (narrowing or blockage of the coronary arteries): 7 people, 31.82%
  3. Androgenetic Alopecia (common form of hair loss): 6 people, 27.27%
  4. Fibromyalgia (a long-term condition which causes pain all over the body): 4 people, 18.18%
  5. Depression: 4 people, 18.18%
  6. Sleep Disorder: 3 people, 13.64%
  7. Jock Itch (fungal infection of the groin and upper thighs): 3 people, 13.64%
  8. Irritability: 3 people, 13.64%
  9. Agitation (state of anxiety or nervous excitement): 3 people, 13.64%
  10. Pulmonary Congestion (congestion in the lungs): 1 person, 4.55%

* Approximation only. Some reports may have incomplete information.

Do you take Finasteride and have Bladder pain?

- Check whether Bladder pain 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 Finasteride:

Bladder pain treatments and more:

How severe was Bladder pain and when was it recovered:

Expand to all the drugs that have ingredients of finasteride:

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 Finasteride:

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 Bladder pain:

Browse all the conditions that are associated with Bladder pain:

Related publications that referenced our studies


How the study uses the data?

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



Recent studies on eHealthMe: