How can lice be eradicated at home? - briefly
Apply a pediculicide shampoo (e.g., 1 % permethrin) according to the label, leave it on the scalp for the specified duration, then rinse and comb wet hair with a fine‑toothed nit comb to extract lice and nits. Wash clothing, bedding, and personal items in hot water and vacuum upholstered surfaces to eliminate remaining organisms.
How can lice be eradicated at home? - in detail
Effective removal of head‑lice infestations at home requires a systematic approach that combines chemical treatment, thorough cleaning, and preventive measures.
Initial treatment should begin with an approved pediculicide. Apply the product according to the manufacturer’s instructions, ensuring coverage of the entire scalp and hair length. After the recommended exposure time, rinse thoroughly with warm water. A second application is typically necessary after seven to ten days to target newly hatched nymphs that survived the first treatment.
Mechanical removal enhances chemical efficacy. Use a fine‑toothed lice comb on damp, conditioned hair. Comb from the scalp outward in sections, wiping the comb after each pass. Repeat the combing process daily for at least one week.
Environmental decontamination limits re‑infestation.
- Wash all recently worn clothing, bedding, and towels in hot water (minimum 60 °C) and dry on high heat.
- Seal non‑washable items in a sealed plastic bag for two weeks.
- Vacuum carpets, upholstered furniture, and car seats; discard vacuum bags immediately.
Alternative treatments may be considered when chemical options are contraindicated.
- Apply a 1 % dimethicone solution, leaving it on the hair for at least eight hours before rinsing.
- Use a mixture of 10 % tea‑tree oil diluted in a carrier oil, applied to the scalp for 30 minutes, then washed out.
- Heat treatment with a professional‑grade hair dryer set to high temperature can kill lice, but must be performed cautiously to avoid scalp burns.
Preventive strategies reduce future outbreaks.
- Encourage regular head inspections, especially after contact with others.
- Avoid sharing combs, hats, scarves, and hair accessories.
- Maintain short hair lengths where feasible, as longer hair provides more habitat for lice.
Consistent application of these steps, combined with vigilant hygiene practices, eradicates infestations and minimizes the risk of recurrence.