Sildigra professional 100 mg is a male sexual reproductive organ treating medicine that blocks certain enzymes like phosphodiesterase-PDES which decreases or blocks the proper blood flow in the penis. Ensure that you are having your medicine at least 40 minutes before the intercourse or even one hour before. The effect of the medicine lasts for a minimum of 4 hours and making sure you’re keeping the medicine in a cool and dry place.