Conversely, an erection will also fade faster if stimulus is interrupted.[6][7] Benzocaine mucoadhesive patches have been used in reducing orthodontic pain.[8] In Poland it is included, together with menthol and zinc oxide, in the liquid powder (not to be confused with the liquid face powder) used mainly after mosquito bites. Today's ready made Pudroderm[9] was once used there as pharmaceutical compound. Benzocaine also used as the number one cutting agent for cocaine.[citation needed]