Chosidow O, Giraudeau B, Cottrell J, et al
N Engl J Med. 2010;362(10):896-905
Question: In patients with difficult-to-treat head lice, is oral ivermectin more effective than topical malathion lotion?
Design: Multicenter, cluster-randomized, double-blind, double-dummy, active-controlled trial.
Setting: Community-recruited patients from 7 study centers (4 in the United Kingdom and 1 each in Ireland, France, and Israel) by means of advertising or outreach by nurses.
Popescu CM, Popescu R. Effectiveness of Oral Ivermectin and Malathion Lotion for Difficult-to-Treat Head Lice. Arch Dermatol. 2011;147(1):98–100. doi:10.1001/archdermatol.2010.400
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