Proscar Disease Interactions
There are 2 disease interactions with Proscar (finasteride).
Moderate disease interactions
Moderate:
liver disease 5-alpha-reductase inhibitors (applies to Proscar)
Moderate plausibility
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.
Moderate:
urinary obstruction Finasteride (applies to Proscar)
Moderate plausibility. Applicable conditions: 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.
Proscar drug interactions
There are 25 drug interactions with Proscar (finasteride).
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- Drug class: 5-alpha-reductase inhibitors
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Drug Interaction Classification
| Highly clinically significant. Avoid combinations; the risk of the interaction outweighs the benefit. | |
| Moderately clinically significant. Usually avoid combinations; use it only under special circumstances. | |
| 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. | |
| No interaction information available. |
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Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
