No, it’s not safe to just take an 80-mg dose of Cialis. The utmost proposed everyday dosage of Cialis is twenty mg every day if you are taking it as essential for ED. If you take Cialis day by day, the utmost dosage is five mg on a daily basis.Il tadalafil può inibire debolmente anche la fosfodiesterasi di tipo six (PDE6; 700 volte meno potente