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Propecia (finasteride) Disease Interactions

There are 2 disease interactions with Propecia (finasteride):

Moderate

5-Alpha-Reductase Inhibitors (Includes Propecia) ↔ Liver Disease

Moderate Potential Hazard, Moderate plausibility

Applies to: Liver Disease

Finasteride and dutasteride are extensively metabolized by the liver. Therapy with these drugs should be administered cautiously in patients with liver disease as exposure could be higher.

References

  1. "Product Information. Propecia (finasteride)." Merck & Co, Inc, West Point, PA.
Moderate

Finasteride (Includes Propecia) ↔ Urinary Obstruction

Moderate Potential Hazard, Moderate plausibility

Applies to: Urinary Tract Obstruction

Patients with large residual urinary volume and/or severely diminished urinary flow should be carefully monitored for obstructive uropathy. These patients may not be candidates for finasteride therapy.

Propecia (finasteride) drug Interactions

There are 15 drug interactions with Propecia (finasteride)

Drug Interaction Classification

The classifications below are a general guideline only. It is difficult to determine the relevance of a particular drug interaction to any individual given the large number of variables.
Major Highly clinically significant. Avoid combinations; the risk of the interaction outweighs the benefit.
Moderate Moderately clinically significant. Usually avoid combinations; use it only under special circumstances.
Minor Minimally clinically significant. Minimize risk; assess risk and consider an alternative drug, take steps to circumvent the interaction risk and/or institute a monitoring plan.
Unknown No information available.

Do not stop taking any medications without consulting your healthcare provider.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

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