only one I have heard of is being tested by macro-chem co. it's a cream to rub on the penis and can be used with those on nitro as it works topically. Can't wait. Latest blind test reports are 75% works well
only drug I have hear of is being tested by Macro-Chem Co. It is a topical cream you rub into the penis. Can be used by people on Nitro. tests near done and 75% sucess