Viagra: Uses, Dosage, Side Effects, Warnings – Drugs.com
Viagra: Uses, Dosage, Side Effects, Warnings - Drugs.com If you take sildenafil for pulmonary arterial hypertension, do not take Viagra or other PDE5 inhibitors, including tadalafil (Cialis ) or vardenafil (Levitra ). Viagra also contains sildenafil. If you take too