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Head Lice Facts
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- Head Lice Facts One adult louse can lay 10 eggs or nits a day and live up to 30 days!
- Nits hatch in 7 to 10 days. The immature louse is called a nymph.
- The nymph matures to an adult in 7 to 10 days (2-3 week life cycle).
- Lice do not fly or jump. They crawl.
- Lice can survive a day without a host but usually not longer than 48 hours.
- Itching is the most common symptom, but may not occur until one week after infestation. Up to 50% may not itch at all.
- Age, hygiene, blood type, blow-drying and hair treatments (coloring or permanents) do not prevent infestation!
- Nits are teardrop shaped and tightly attached to one side of the hair shaft.
- Nits need constant heat and moisture to mature.
- Each strand can have more than one nit.
- Nits found further down the shaft can be alive.
- Nits are commonly found on the top of head, above ears and nape of neck but check the entire head.
- Head lice only live on a human head. Pets do not carry human head lice.
Products :
Nix - 1% permethin (pediculocide)
- Comes in over the counter and prescription strength.
- Do NOT use conditioners or shampoos with conditioners or botanicals before
applying this product. A high pH/water based shampoo like Prell should be used before treatment.
- Towel dry hair thoroughly until it is just damp not wet.
- Follow package directions.
- Do not shampoo for 24 hours after treatment.
- Reapply in 7 to 10 days.
Rid - A-200, R & C Pyrethrins (pediculocide)
- Not as effective.
- Follow package directions.
- Reapply in 7 to 10 days.
- May aggravate asthma or trigger allergies in people sensitive to ragweed
or chrysanthemums.
Kwell - Lindane (pediculocide)
- Prescription only. Least effective and most toxic.
- Can cause serious side effects including seizures and death.
- Not Recommended!
Olive Oil
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Use pediculocide as directed and remove nits and lice as explained under treatment.
- Saturate hair with olive oil, cover hair with shower cap and leave on overnight.
- Comb out nits with metal comb.
- Wash hair. Recheck and remove any missed nits when hair is dry.
- Treat with olive oil on days 1,5,9,13,17,and 21.
- Must use on specified days but can use more often if desired - if specified day is missed you may have to start over.
- May return to facility after initial treatment and removal of nits. If no pediculocide is used, use olive oil on day 2 also. May return after 2nd treatment.
Cetaphil
- Apply to dry hair.
- Saturate scalp and hair. Recommended 8oz for short hair and 12oz for long.
- Massage thoroughly and let set for 2 minutes.
- Comb out excess.
- Comb through hair with metal nit comb to help remove nits.
- Blow dry till hair is completely dry. Hair must be completely dry for process to be effective. Do not use styling products or hair sprays while product is on hair.
- Leave on for at least 8 hours. Preferably overnight.
- Shampoo and condition as usual.
- Repeat treatment weekly for 3 weeks.
Treatment:
- Check all heads including friends and other close contacts and treat all affected people at the same time . Do not have children do their own treatment.
- Remove clothing and wash immediately.
- Protect eyes.
- Apply selected product following all treatment directions.
- Use sink. Do not use in tub or shower to prevent overexposure to product.
- Apply product for recommended amount of time.
- Use enough to cover hair completely.
- Rinse/wash hair if directed and dry with new towel.
- Remove tangles with regular comb.
- Remove all nits and lice by using a metal nit (or flea) comb or manually with fingernails. A metal comb is more effective that the one provided with product. Check one section at a time and use clips to section off hair. Rinse comb in sink between sections or place nits in tissues and flush or discard outdoors.
- Repeat treatment as directed.
- If treatment is unsuccessful, try treatment with a different product.
- Daily head checks are recommended until no lice are found for 3 weeks.
- Removal of all nits is the best way to tell if infestation is resolved.
Clean-up:
Combs:
- Scrub to remove all hairs and nits, etc.
- Heat in water 150 degrees Fahrenheit.
- Bag or replace ribbons, bows, ponytailers, etc
Combs:
- Scrub to remove all hairs and nits, etc.
- Heat in water 150 degrees Fahrenheit.
- Bag or replace ribbons, bows, ponytailers, etc
Vacuum:
- Vacuum mattress, sofas, chairs, pillows, carpets, cars, etc. Everywhere child has been for the last week.
- Coats, especially around neck, clothing in closet that has been exposed, and stuffed toys may be vacuumed.
Bagging:
- Bag any item that can’t be washed or dry cleaned.
- Seal in plastic bag for at least 2 weeks after last outbreak.
- Shake each item vigorously outside when removing from bag.
- May vacuum instead of bagging.
- May place in cold temperatures of –5˚F for 5 hours or 5˚F for 10 hours.
- Clothing and bedding may take longer due to insulation effect.
Sprays: Not recommended.
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