This increase in blood flow results in a firmer, longer-lasting erection. It’s available in 50 mg, mg, and mg tablets. Compared with tadalafil alone, meta-analysis suggests there were statistically significant differences in International Index of Erectile Function-5 IIEF-5 , effective rate, Sexual Encounter Profile questions 2 and 3 SEP-Q2, SEP-Q3 between traditional Chinese medicine combined with tadalafil, and no statistically significant differences in side effects between the two groups. It’s available in 10 mg and 20 mg tablets. Those with a history of blood pressure or heart issues, hormonal imbalances, mental health issues, and diabetes should consult their doctor before trying PDE5 inhibitors.Cialis is a popular ED medication. Find out everything you need to know about this doctor-prescribed medication including usage, effectiveness, and safety . After taking a single tablet, some of the active ingredient of Cialis remains in your body for more than 2 days. Cialis is a brand of tadalafil, one of the most popular medications to . Traditional ED treatments like sildenafil (Viagra), vardenafil (Levitra, Staxyn), and tadalafil (Cialis) are often also used to treat pulmonary hypertension.