Any parent who has a child at school will know (or will soon know!) the sheer frustration that can come with treating a head ...

Repeat in 7 days. Kills head lice by asphyxiation; contains no neurotoxic pesticide. Malathion 5% lotion (Ovide) Apply to dry hair, leave on 8–12 hours, rinse. Repeat in 7–10 days. Approved >6 ...