Tadalafil acts as an active ingredient in Tadarise 5 mg tablets, which is an effective drug for resolving sex related problems. Tadarise 5 Mg is taken one hour before sex, after which the effect lasts for 36 hours. Tadarise 5 is a popular ED drug that can help you solve your sex problem. Tadarise 5 is to be used only once in 24 hours.