No, it’s not Safe and sound to acquire an eighty-mg dose of Cialis. The most advisable each day dosage of Cialis is 20 mg a day if you take it as desired for ED. If you're taking Cialis day by day, the utmost dosage is 5 mg each day.Tadalafil experienced no sizeable effect on the pharmacokinetics of theophylline.When tadalafil was administered to