DESCRIPTION: Sildenafil citrate tablets are primarily used to treat erectile dysfunction (ED) in men. Main uses:

1. Erectile Dysfunction (ED)
– Helps men achieve and maintain an erection by increasing blood flow to the penis during sexual stimulation.
2. Pulmonary Arterial Hypertension (PAH) (under the brand name Revatio)
– Lowers blood pressure in the lungs and improves exercise capacity.

Sildenafil is a phosphodiesterase type 5 (PDE5) inhibitor. It works by relaxing blood vessels and increasing blood flow to specific areas, such as the penis or lungs.