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LEADER LICE KILLING (piperonyl butoxide, pyrethrum extract) shampoo [LEADER/ Cardinal Health 110, Inc.]


Hair Length – Recommended Application for 1 Adult/Child

Short (ear length or shorter) Day 1: 1-2 oz; Day 7-10: 1-2oz; Total : 2-4oz

Medium (shoulder length) Day1: 2-3oz; Day 7-10: 2-3oz; Total: 4-6oz

Long (past shoulder length) Day 1: 3-4oz; Day 7-10: 3-4oz; Total: 6-8oz

Important: keep this outer carton for future reference

For the treatment of Head Lice, Pubic (Crab) Lice and Body Lice


Important: Read warnings before using this product. A second treatment must be done in 7-10 days to kill anu newly hatched lice eggs (nits)


examine each household member with a magnifying glass in bright light for lice/eggs (nits)

look for tiny eggs (nits) near scalp, beginning at the back of neck and behind ears

examine small sections of hair

eggs (nits) stick to the hair

if either lice or eggs (nits) are found, treat with this product


apply thoroughly to dry hair or other affected area. For head lice, first apply behind ears and to back of neck

allow product to remain for 10 minutes but no longer

use warm water to form a lather, shampoo, then thoroughly rinse

for head lice, towel dry hair and comb out tangles

To Remove Lice and Their Eggs (Nits)

use a special lice/nit or fine-toothed comb (included). Remove any remaining eggs (nits) by hand, using a throwaway glove

hair should remain slightly damp while removing eggs (nits)

if hair dries during combing, dampen slightly with water

for head lice, part hair into sections. Do one section at a time starting on top of the head. Longer hair may take 1 to 2 hours

lift a 1- to 2-inch wide strand of hair. Place comb firm, even motion away from scalp

pin back each strand of hair after combing

clean comb often. Wipe eggs (nits) away with tissue and discard in a plastic bag. Seal bag and discard to prevent lice from coming back

after combing, thoroughly recheck for lice/eggs (nits). Repeat combing if necessary

check daily for any lice/eggs (nits) that you missed

a second treatment must be done within 7 to 10 days to kill any newly hatched lice/eggs (nits)

if infestation continues, see a doctor for other treatments


head lice lay small white eggs (nits) on the hair shaft close to the scalp

eggs (nits) are most easily found on the back of the neck or behind the ears

disinfect hats, hair ribbons, scarves, coats, towels and bed linens by machine washing in hot water [above 54 C (130 F)], then using the hottest dryer setting for at least 20 minutes

items that cannot be washed, dry cleaned or stored may be sprayed with a product designed for this purpose

soak all combs and brushes in hot water [above 54 C (130 F)] for at least 10 minutes

vacuum all carpets, mattresses, upholstered furniture, and car seats that may have been used by affected people


pubic (crab) lice may be contracted by sexual contact

sexual partners should be treated simultaneously to avoid reinfestation

lice are very small and look like brown or grey dots on the skin

pubic (crab) lice usually cause intense itching and lay small white eggs (nits) on the hair shaft generally close to the skin surface

pubic (crab) lice may be present on the short hairs of the groin, thighs, trunk, and underarms, -and occasionally on the beard, eyelids, and mustache

disinfect underwear by machine washing in hot water [above 54 C (130 F)], then using the hottest dryer setting for at least 20 minutes


body lice and their eggs (nits) are generally found in the seams of clothing, particularly in the waistline and armpit areas

body lice feed on skin then return to clothing to lay their eggs (nits)

disinfect clothing by machine washing in hot water [above 54 C (130 F)], then using the hottest dryer setting for at least 20 mintues

do not seal clothing in a plastic bag because eggs (nits) can remain dormant for up to 30 days

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