Several medications provide protection from biting bugs : Picaridin , adrenaline , PMD , etc . Products that have Picaridin : Despite negative reputation , DEET was found to be most effective and least toxic . Insect - borne illnesses are on the rise in the United States , experts say . Covering up with clothing and draining standing water will also help prevent bites .
Several medications provide protection from biting bugs : Picaridin , adrenaline , PMD , etc . Despite negative reputation , DEET was found to be most effective and least toxic . Insect - borne illnesses are on the rise in the United States , experts say . Covering up with clothing and draining standing water will also help prevent bites .