Cialis and Viagra, Both are capable to make you harder. But when we are talking about their effectiveness, Viagra at 84%, is slightly higher, than that of Cialis at 81%. However, more men prefer Cialis because of its longer duration of effect.
Cialis and Viagra, Both are capable to make you harder. But when we are talking about their effectiveness, Viagra at 84%, is slightly higher, than that of Cialis at 81%. However, more men prefer Cialis because of its longer duration of effect.