Cialis Prescription: How It Works, Uses, and What to Know
Cialis is the brand name for tadalafil, a prescription medication used primarily to treat erectile dysfunction (ED) and benign prostatic hyperplasia (BPH). It belongs to a class of drugs called phosphodiesterase type 5 (PDE5) inhibitors. Tadalafil is also marketed under the brand name Adcirca for the treatment of pulmonary arterial hypertension (PAH).