Drug Name: Dutasteride Strength: 0.5 mg per capsule/tablet Dosage Form: Soft gelatin capsule (most common) Oral administration Mechanism of Action: Inhibits both type I and type II 5-alpha-reductase enzymes, reducing the conversion of testosterone to dihydrotestosterone (DHT). Lower DHT levels lead to prostate shrinkage and improvement in urinary symptoms. Dutasteride is a medication primarily used to treat an enlarged prostate (benign prostatic hyperplasia, BPH) in men. It works by blocking the conversion of testosterone to dihydrotestosterone (DHT), a hormone that can cause the prostate to grow. 1.Benign Prostatic Hyperplasia (BPH): Helps reduce prostate size. Improves urinary symptoms like difficulty urinating, weak stream, and frequent urination. 2.Prevention of urinary retention and the need for prostate surgery in men with enlarged prostate.