SUHAGRA 25 MG contains Sildenafil which belongs to the group of medicines called Phosphodiesterase type 5(PDE 5) impediments. It's used to luxury erectile dysfunction in men. Erectile dysfunction (also known as incapacity) is a sexual complaint where a man cannot repel a hard erected penis which is demanded for usual sexual exertion. It happens due to dropped blood affluence to the penis which is caused due to narrowing of the blood vessels supplying the penis.