Vidalista 20mg with Generic Tadalafil in volumes of 20mg each is good enough to make you hard. It is just the sole purpose of medicines. Therefore, this pill is only indicative for those patients who suffer from erectile dysfunction.It is a good recommendation to visit a doctor and find out if you are allergic to generic Tadalafil or not. The other thing you need to find out is whether Tadalafil 20mg can be safe for your body without any side effects.