Kamagra 100 mg may be very powerful however desires to be taken at the least half-hour earlier than sexual activity. Don't take this medication in case you additionally take drug treatments known as nitrates. Sildenafil is the energetic element in Kamagra 100mg. Sildenafil guarantees that positive blood vessels are widened, which promotes an erection. The blood vessel dilation is initiated through materials which are launched in the penis at some stage in sexual stimulation.