CAS 171599-83-0 Name Viagra Generic Name Sildenafil Brand Name Revatio Injection
Sildenafil is used for Treating high blood pressure in the lungs pulmonary arterial hypertension PAH. It may also be used for other conditions as determined by your doctor. Sildenafil is a phosphodiesterase type 5 PDE5 inhibitor. It works by relaxing and dilating the blood vessels in the lungs. This lowers the blood pressure in the lungs and helps to improve your ability to exercise.