Kamagra oral jelly is a medication used to treat male erectile dysfunction. This medication is very useful and effective in the treatment of impotence. This medication contains Sildenafil, which aids men in recognizing ejaculation during sexual intercourse. Take this medication an hour before intercourse so that you can have sex with your partner. The effects of Kamagra Oral Jelly medicine last 4 to 6 hours, so take it only once per 24 hours, as directed by your doctor.