By Deborah Z. Altschuler
“They use combing to validate an active infestation, quantify lice and nits by counting what the comb removes from their test subjects, as well as confirm and compare therapeutic efficacy.”
The March 11, 2010 New England Journal of Medicine published a study comparing the use of a pesticide called malathion to the use of an oral antibiotic called ivermectin to determine the efficacy of each in treating children with head lice (pediculosis). http://content.nejm.org/cgi/content/short/362/10/896
According to this report, head lice are universal human parasites affecting over 100 million people worldwide each year. The study was conducted on children who had already been treated with topical insecticides yet continued to have live lice. “Infestation was confirmed and monitored by means of fine-toothed combing.” Adverse events for the participants included gastroenteritis, nausea, vomiting, impetigo and convulsions.
The ivermectin (antibiotic) comparison study was performed on children as young as …