Rid mousse

Pfizer aerosol foam mousse lice treatment designated "approvable" in July 8 letter from FDA. Active ingredients are pyrethrins and piperonyl butoxide. Victoria, Australia-based Soltec Research, developer of a topical mousse delivery system, filed the original new drug application. Mousse formulation would join the Rid lice-control product line, which includes Maximum Strength Shampoo, Lice Control Spray, egg removal comb and Lice Egg Loosener Gel, which began shipping in mid-June (1"The Tan Sheet" June 21, p. 6)