What is good for lice? - briefly
Effective options include 1 % permethrin lotion, 0.5 % malathion, oral ivermectin, and daily use of a fine‑tooth nit comb. Repeat the regimen after 7–10 days to eradicate newly hatched insects.
What is good for lice? - in detail
Effective control of head‑lice infestations relies on a combination of chemical, physical, and environmental measures.
First‑line pharmacologic options include topical pediculicides such as permethrin 1 % cream rinse, pyrethrin‑based products, and dimethicone lotions. These agents act by disrupting the nervous system of the insects or by coating and suffocating them. For resistant populations, malathion 0.5 % or benzyl alcohol 5 % lotion provide alternative mechanisms. All treatments must be applied according to the manufacturer’s instructions, left on the scalp for the specified duration, and repeated after 7–10 days to eliminate newly hatched nymphs.
Physical methods complement chemicals. Wet‑comb therapy uses a fine‑toothed nit comb on damp hair, removing live insects and eggs. Repeating the combing session every 2–3 days for two weeks achieves high eradication rates. Heat‑based devices that maintain hair at 50 °C for several minutes also prove effective, provided safety guidelines are followed to avoid scalp burns.
Environmental control reduces re‑infestation risk. Wash bedding, clothing, and personal items in hot water (≥ 54 °C) and dry on high heat for at least 30 minutes. Items that cannot be laundered should be sealed in plastic bags for a minimum of two weeks, exceeding the lifespan of lice. Vacuum carpets and upholstered furniture to remove stray nymphs.
Adjunctive strategies enhance outcomes. Avoid sharing combs, hats, or pillows during treatment. Educate all household members about detection signs to ensure early intervention. In cases of treatment failure, consult a healthcare professional for prescription‑strength options or alternative regimens.
Overall, a systematic approach that integrates appropriately selected topical agents, diligent mechanical removal, and rigorous environmental sanitation offers the most reliable resolution of head‑lice problems.