How to remove lice and nits from long hair in one day? - briefly
Use a 1 % permethrin or pyrethrin shampoo, leave it on for the recommended time, then immediately comb the wet hair with a fine-toothed nit comb, removing every louse and egg; repeat combing every 15 minutes for a few hours, rinse, and repeat the entire process the following morning to guarantee complete elimination.
How to remove lice and nits from long hair in one day? - in detail
Effective eradication of head‑lice infestations in long hair can be completed within a single day by following a systematic protocol. The process requires specific tools, a proven chemical or non‑chemical treatment, and meticulous combing.
First, gather the necessary supplies: a fine‑toothed nit comb (preferably 0.2 mm spacing), a strong, fast‑acting lice shampoo or pediculicide approved by health authorities, a white towel to monitor debris, disposable gloves, and a hair dryer set to low heat. Prepare a clean, well‑ventilated area where the victim can sit comfortably.
Second, apply the lice‑killing product according to the manufacturer’s instructions. Typically, the shampoo is applied to dry hair, massaged into the scalp, left for 10 minutes, then rinsed thoroughly. For non‑chemical alternatives, a saturated mixture of 1 % dimethicone oil can be used, following the same timing.
Third, while the hair remains damp, section it into manageable strands (approximately 2‑inch sections). Secure each section with a hair clip to prevent tangling. Using the nit comb, start at the scalp and pull the comb through to the ends in a single, firm motion. After each pass, wipe the comb on the white towel and repeat until the entire head is combed. This step removes live lice and most eggs.
Fourth, repeat the combing process at least three times during the day, spacing sessions 2–3 hours apart. Each repetition eliminates any newly hatched nits that survived the initial treatment. After the final combing, rinse the hair with warm water and apply a conditioner to restore moisture.
Fifth, cleanse all personal items that may harbor lice: wash clothing, bedding, and towels in hot water (≥ 60 °C) or place them in a sealed plastic bag for two weeks. Vacuum carpets and upholstered furniture to remove stray insects.
Finally, schedule a follow‑up inspection 24 hours after the initial treatment. Use the nit comb again to verify the absence of live lice and eggs. If any are detected, repeat the entire protocol without delay.
By adhering strictly to these steps—proper product application, repeated fine‑tooth combing, thorough cleaning of surroundings, and a post‑treatment check—complete removal of lice and their eggs from long hair can be achieved within one day.