Is It Safe to Take Cialis Daily? Unlike other ED medications, such as Viagra® (sildenafil) and Levitra® (vardenafil), which work for four to five hours per dose, Cialis® (which contains the active ...
Like Viagra, Stendra and Levitra, Cialis is highly effective as a treatment for ED. But no medication has a 100 percent success rate, and Cialis is no exception. Even after you take Cialis, you could ...
Medically reviewed by Patricia Mikula, PharmD Key Takeaways Cialis lasts up to 36 hours, making it a long-acting option.Viagra works faster, with effects in 30 minutes, but lasts only about four hours ...