Men should take tadarise 40 medicine for erectile dysfunction or impotence. The active ingredient is tadalafil, which works by increasing blood flow to the penile area. And helps relax the muscles of the body. So you can achieve a long and strong erection during lovemaking sessions. This pill should be taken 30 to 40 minutes before your sexual plan. It effectively lasts up to 36 hours during sexual sessions. This drug can be taken one hour before sexual activity.