Kamagra are used to solve sex related problems. Sildenafil acts as the active ingredient in Kamagra Pills. Kamagra is usually taken at the same time as other pills, but it is taken one hour before sex, after which the effect lasts for 5-6 hours. Kamagra is widely used to treat the problem of ED, and yes you should avoid taking these pills if you are allergic to this shield. Kamagra is also found in different powers