Sildenafil acts as the active ingredient in Kamagra jelly drug. Kamagra oral jelly is the best drug of ED. Kamagra jelly is taken 1 hour before intercourse, after which its effect lasts for 4-5 hours. It is important to consult a doctor before taking Kamagra. Kamagra Jelly is a popular ED drug that allows you to enjoy sex for a long time. Kamagra Jelly is one of the most popular tablets of ED.