Emrich & Lee and Brown, Hill, Dithmar, Stotland, Stratman & Levy
Method and composition for treating pediculosis
 A method of treating lice infestations in patients in need of such treatment and composition useful therefor is disclosed and includes topically applying to the lice-infected area an effective amount of one or more of the pediculocide agents selected from the class consisting of the acid salts of demecarium, echothiopate, edrophonium, neostigmine, pyridostigmine and ambenonium; and isoflurophate; and for a time of at least about 3 to 5 minutes to interrupt the breeding cycle of the lice. 
Soft Sheen Products, Inc.
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Joel E.
Bernstein