Sildenafil citrate is found in suhagra 50 tablets as an active ingredient, which is used to treat erectile dysfunction. The effect of this medicine lasts for 4 to 6 hours. And if the effect of this medicine lasts for more than 6 hours, seek the help of a doctor immediately. Take this medicine as directed by the doctor. See a doctor immediately if you notice any serious side effects after taking this medicine. for more information visit our site  apillz.com.