A popular hair loss drug and its lesser-known, rare and potentially life-altering side effects
WARNING: This story contains discussion of suicide. For decades, millions of men have taken the prescription drug finasteride, often known by the brand name Propecia, to slow hair loss. But a Radio-Canada investigation breaks down the expert warnings about rare, but life-altering side effects that persist after treatment stops — and allegations that drug developer Merck has downplayed the risks.