Use roost pain Resin strips OP insecticides by direct application Spray and powders o Control of head lice on humans Several steps required Recognition of infestation, sometimes tricky Inspection of people associate with infected person Personal hygiene and sanitation Mechanical removal Chemical tx Other tx Continued surveillance Mechanical removal best method o Head louse removal salons o Chemical tx, OTC Pyrethrins with piperoxyl butoxide synergisy Permethrin lotion 36
Limited ovicidal activity 2 nd tx often necessary to target lice that hatch after 1 st tx susceptible lice do not fall from hair or die immediately upon tx does not remove nits from hai r if it says works on lice it is approved by FDA o chemical tx, RX malathiom lotion kills live lice, can be scalp irritatin, flammable o ovicide benzyl alcohol lotion no ovicidal action , can use on very young kids o ulesfia lindane Vvery toxic to brain and nervous system 2 nd tx ususally wise o other tx essential oils enzyme tx antibiotics antiparasitic drugs suffocating agents heat and freezing o possible reasons for tx failure misdiagnosis non compliance resistance by lice new infestations lack of ovicidal or residual property of product 37
You've reached the end of your free preview.
Want to read all 38 pages?
- Spring '17
- Sally L. Paulson
- Head louse, Body louse, Louse, mouth parts