Safety and Efficacy Study to Compare a 4% Dimethicone Foam and Nix Cream Rinse (1% Permethrin) in the Control of Head Lice

Exclusion Criteria

• •had received or used an investigational new drug within the 30 days immediately preceding the study
• •used any form of head lice treatment whether prescription, over-the-counter, or a home remedy for at least fourteen days prior to their study visit
• •used topical medication of any kind on the hair for a period of 48 hours prior to the visit
• •had a history of allergy to rag weed, permethrin, or mineral oil, or had taken trimethoprim or cotrimoxazole at evaluation or during the previous four weeks
• •Female subjects that were pregnant or breast feeding