Cenforce 100 (Sildenafil Citrate) online tablets used to treat male impotence used to treat male sexual problems also helping to increase blood flow in the penis area. This then causes the widening of the arteries supplying the penis and blood flow to the penis increases. This helps in having prolonged erectile stimulation at the time of sexual activity. take these tablets 30 minutes before sexual activity long lasts up to 4 hours. Check Cenforce 100 Reviews.