An 18-month-old child who attends day care has head lice and has been treated with permethrin 1% (Nix).The parent brings the child to the clinic 1 week later,and the primary care NP notes live bugs on the child's scalp.The NP should order:

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Quizplus · Accepted Answer

Permethrin is the first-line drug of choice for treating head lice and is usually effective in one application.Significant resistance to permethrin 1% has developed,and permethrin 5% is more effective.In pediculosis,if live lice can be found after 1 week,reapply treatment.This child may have been reinfected at day care and so should be treated again.Malathion is a second-line drug and is not recommended in children younger than age 2.Lindane is a third-line drug.Ivermectin is a fourth-line drug.

An 18-Month-Old Child Who Attends Day Care Has Head Lice