Dutasteride + Tamsulosin HCl (Tamdutor) is contraindicated in: Women, children, and adolescents; patients with hypersensitivity to Dutasteride, other 5-alpha reductase inhibitors, Tamsulosin (including Tamsulosin-induced angioedema), soya, peanut, or any of the other excipients used in the formulation; patients with a history of orthostatic hypotension; patients with severe hepatic impairment.