Arm-in-cage laboratory evaluations of 2 proprietary formulations of the mosquito repellentsIR3535 and N,N-diethyl-3-methylbenzamide (deet; aqueous cream, hydroalcoholic spray) were made with 10and 20% concentrations of each repellent. Also, 4 commercially available products containing IR3535 (Expedition™insect repellent 20.07% active ingredient [AI], Bug Guard Plus with SPF30 sunscreen 7.5% AI, BugGuard Plus with SPF15 sunscreen 7.5% Al, and Bug Guard Plus 7.5% Al) were tested. All comparisons were...