Medicine Name: Rapilif-D 4/0.5 Capsule. Composition: Silodosin (4mg) + Dutasteride (0.5mg). Side Effects: Ejaculation disorder Impotence Headache Dizziness Decreased libido Orthostatic hypotension sudden lowering of blood pressure on standing Nausea Abdominal pain Breast enlargement in male Breast tenderness in male.