Suhagra tablet contain an active ingredient called Sildenafil citrate which is a powerful medicine to treat erectile dysfunction in men. This is an Indian product manufactured in India by the company Cipla. The effect of suhagra 100 lasts for 4 to 6 hours. And if the effect of suhagra tablet lasts for more than 4 hours, seek the help of a doctor immediately. This medicine can be taken orally with water.