Sildenafil is the main active pharmaceutical ingredient present in Womengra 100 mg tablet. Sildenafil citrate is a phosphodiesterase-5 enzyme inhibitor, used to treat erectile dysfunction or impotency in men and boost sexual stimulation in females. Sildenafil is primarily used to treat erectile dysfunction or impotency, and pulmonary hypertension. Erectile dysfunction is a condition in which there is a lack of power or strength to attain and maintain an erection for sexual intercourse. This drug relaxes the muscles and improves the blood flow by inhibiting the enzyme which is responsible for the blocking of the blood vessel and thus, it widens the blood vessel to allow free flow of blood to the penis during sexual arousal. This drug is also indicated to use in women for boosting sexual stimulation, this drug improves the female LIBIDO and sexual health.