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✓ All content reviewed by board-certified physicians  ·  Evidence-based, peer-reviewed sources  ·  Updated August 2026

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Clinical Study Library

Deep-dive reviews of the key clinical trials that define what we know about finasteride, efficacy, safety, long-term data, and areas of ongoing debate.

  • The 1998 Propecia Phase III Trials (Kaufman et al.)
  • PLESS Trial, BPH 4-Year RCT (McConnell 1998)
  • PCPT Trial, Finasteride & Prostate Cancer Risk
  • Post-Finasteride Syndrome: Clinical Evidence Review
  • Topical Finasteride Clinical Trials
  • Finasteride Long-Term 10-Year Study (Rossi 2011)
  • Finasteride + Minoxidil Combination Therapy Evidence
  • MTOPS Trial, BPH Combination Therapy
  • Finasteride & Fertility: Semen Parameters
  • Dutasteride vs. Finasteride: Head-to-Head Trials
  • Finasteride & Depression: Evidence Review

Finasteride.com

Evidence-Based Finasteride Information

✓ Evidence-based information reviewed by U.S. board-certified physicians

✓ Peer-reviewed clinical study citations throughout

✓ Content updated regularly — last review August 2026

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⚕ Medical Disclaimer: This website is for informational purposes only and does not constitute medical advice. Always consult a qualified healthcare professional. PSA note: Finasteride lowers PSA test results, so tell whoever orders your PSA test that you take it. The label rule of doubling an isolated PSA value applies to finasteride 5 mg taken for six months or more. Any confirmed rise from your lowest PSA on treatment should be checked by a doctor.

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