Finasteride blocks the conversion of testosterone to dihydrotestosterone (DHT), helping reduce prostate size and hair loss.

It is used for benign prostatic hyperplasia (BPH) and male pattern baldness.

Uses/Indications: BPH, male pattern hair loss.

Precautions: May cause sexual side effects, breast tenderness, or depression.

Contraindications: Pregnancy (women should not handle crushed tablets), children.