Preparation for men with erection problems. Receiving the product in 30 minutes you can feel the blood flow to the penis. Erection occurs only in sexual arousal, without worrying about premature action. The average time for 3-4 hours. A unique and necessary function of the drug issue in the beginning of the time to intercourse. 30-60 minutes feel how Viagra works, the action takes place in 3-4 hours. We recommend taking the pills before eating. In this case, in the preparation of a quicker solution.