Head lice affect more than 100 million people worldwide annually. Permethrin (1% formulation) is efficacious but resistance is emerging. Malathion (0.5% formulation) is an alternative, but ...

(Higher concentrations of permethrin are used in medications for treating both head lice and scabies.) Spray only your clothing. We said it before, but it’s worth repeating: Permethrin spray is ...

It contains the active ingredients imidacloprid, permethrin, and pyriproxyfen. Imidacloprid is classified as a neonicotinoid insecticide that controls fleas and lice. Permethrin is classified as ...

Permethrin is classified as a synthetic neurotoxic pyrethroid that has activity against fleas, ticks, lice, and some mites. It also repels flies, gnats, and mosquitoes. Deltamethrin is ...

Seven of nine reported shortages of permethrin and malathion ... Some areas have seen upticks in both lice and scabies, however. A Chicago police station was temporarily closed in September ...

The presence of nits or live lice verifies the diagnosis. Topical permethrin with attention to remove the nits clear the athlete of the infestation.