Tadarise 20: An Effective Treatment for Impotence https://www.medypharma.com/tadarise-20/ Tadarise 20 is a very successful drug used to treat male erectile dysfunction (ED). Tadalafil, the active component in the popular brand Cialis, is present in Sunrise Remedies' Tadarise 40mg. Tadalafil is a member of the PDE5 inhibitor medication class, which helps men get and keep a firm, long-lasting erection during sexual activity by increasing blood flow to the penis.