Avodart and Presyncope - a phase IV clinical study of FDA data


Presyncope is found among people who take Avodart, especially for people who are male, 60+ old, have been taking the drug for 5 - 10 years.

The phase IV clinical study analyzes which people take Avodart and have Presyncope. It is created by eHealthMe based on reports of 14,983 people who have side effects when taking Avodart from the FDA, and is updated regularly. You can use the study as a second opinion to make health care decisions.

Phase IV trials are used to detect adverse drug outcomes and monitor drug effectiveness in the real world. With medical big data and AI algorithms, eHealthMe is running millions of phase IV trials and makes the results available to the public. Our original studies have been referenced on 600+ medical publications including The Lancet, Mayo Clinic Proceedings, and Nature.

On Feb, 03, 2023

14,983 people reported to have side effects when taking Avodart.
Among them, 49 people (0.33%) have Presyncope.

What is Avodart?

Avodart has active ingredients of dutasteride. It is often used in prostate examination abnormal. eHealthMe is studying from 15,838 Avodart users for its effectiveness, alternative drugs and more.

What is Presyncope?

Presyncope is found to be associated with 1,905 drugs and 1,243 conditions by eHealthMe.

Number of Avodart and Presyncope reports submitted per year:

Could Avodart cause Presyncope?

Time on Avodart when people have Presyncope *:

  • < 1 month: 20 %
  • 1 - 6 months: 0.0 %
  • 6 - 12 months: 0.0 %
  • 1 - 2 years: 0.0 %
  • 2 - 5 years: 0.0 %
  • 5 - 10 years: 40 %
  • 10+ years: 40 %

Gender of people who have Presyncope when taking Avodart *:

  • female: 2.13 %
  • male: 97.87 %

Age of people who have Presyncope when taking Avodart *:

  • 0-1: 0.0 %
  • 2-9: 0.0 %
  • 10-19: 0.0 %
  • 20-29: 0.0 %
  • 30-39: 0.0 %
  • 40-49: 2.63 %
  • 50-59: 0.0 %
  • 60+: 97.37 %

Common drugs people take besides Avodart *:

  1. Flomax: 11 people, 22.45%
  2. Lasix: 10 people, 20.41%
  3. Proscar: 10 people, 20.41%
  4. Aspirin: 9 people, 18.37%
  5. Prilosec: 8 people, 16.33%
  6. Coumadin: 8 people, 16.33%
  7. Plavix: 7 people, 14.29%
  8. Lisinopril: 7 people, 14.29%
  9. Digoxin: 6 people, 12.24%
  10. Furosemide: 5 people, 10.20%

Common side effects people have besides Presyncope *:

  1. Dizziness: 19 people, 38.78%
  2. Weakness: 13 people, 26.53%
  3. Hypotension (abnormally low blood pressure): 12 people, 24.49%
  4. Fatigue (feeling of tiredness): 12 people, 24.49%
  5. Breathing Difficulty: 10 people, 20.41%
  6. Chest Pain: 9 people, 18.37%
  7. Nausea (feeling of having an urge to vomit): 9 people, 18.37%
  8. Nausea And Vomiting: 9 people, 18.37%
  9. Weight Decreased: 8 people, 16.33%
  10. Heart Palpitations (feelings or sensations that your heart is pounding or racing): 8 people, 16.33%

Common conditions people have *:

  1. Prostatomegaly (enlargement of the prostate): 7 people, 14.29%
  2. Atrial Fibrillation/flutter (atrial fibrillation and flutter are abnormal heart rhythms in which the atria, or upper chambers of the heart, are out of sync with the ventricles): 6 people, 12.24%
  3. Androgenetic Alopecia (common form of hair loss): 4 people, 8.16%
  4. High Blood Pressure: 4 people, 8.16%
  5. Chronic Obstructive Pulmonary Disease (a progressive disease that makes it hard to breathe): 3 people, 6.12%
  6. Prostate Cancer Metastatic: 3 people, 6.12%
  7. Waldenstrom's Macroglobulinaemia (cancer affects small lymphocytes (white blood cells)): 2 people, 4.08%
  8. Insomnia (sleeplessness): 2 people, 4.08%
  9. Back Pain: 2 people, 4.08%
  10. Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 2 people, 4.08%

* Approximation only. Some reports may have incomplete information.

Do you take Avodart and have Presyncope?

Check whether Presyncope is associated with a drug or a condition

How to use the study?

You can discuss the study with your doctor, to ensure that all drug risks and benefits are fully discussed and understood.

Related studies

How severe was Presyncope and when was it recovered:

Expand to all the drugs that have ingredients of dutasteride:

Alternative drugs to, pros and cons of Avodart:

Common Avodart side effects:

Browse all side effects of Avodart:

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

Presyncope treatments and more:

COVID vaccines that are related to Presyncope:

Common drugs associated with Presyncope:

All the drugs that are associated with Presyncope:

Common conditions associated with Presyncope:

All the conditions that are associated with Presyncope:

How the study uses the data?

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

Who is eHealthMe?

With medical big data and proven AI 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 600+ 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: 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.

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