Tadarise 5 mg is a medication that contains the active ingredient Tadalafil. It is primarily used to treat erectile dysfunction (ED), a condition where a man has difficulty achieving or maintaining an erection sufficient for sexual activity. Tadalafil is a phosphodiesterase type 5 (PDE5) inhibitor, similar to other ED medications like Viagra (Sildenafil) and Levitra (Vardenafil).