You should use vidalista 20mg to prevent the problem of erectile dysfunction. This pill helps to alleviate your erection problem. You can have good sex with your sex life partner without a painful erection. The main active ingredient is tadalafil, which helps to regulate continued blood flow to the penile area into the body. So that you can get a fully enjoy sex during intercourse. Have wonderful sex with your sex life partner with the help of medicine!! This drug usually gives effective results in 36 hours.