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1-2-3 LICE ELIMINATION SYSTEM (Bayer Healthcare)

pyrethrum extract*/piperonyl butoxide
aerosolized foam  Lice Treatment

  • Kills lice completely
  • Leaves no chemical residue
  • Use on DRY hair
  • Includes patented comb

Active Ingredients:
(calculated without propellant)

Piperonyl butoxide (4%) ........................ Lice Treatment

Pyrethrum extract * (equivalent to
 0.33% pyrethrins) ................................. Lice Treatment

Uses:   Treats head, pubic (crab), and body lice


  • For external use only
  • Flammable: Keep away from fire or flame

Do not use near the eyes or permit contact with the inside of the nose, mouth, or vagina. Irritation may occur.

Ask a doctor before use if you have an allergy to ragweed

When using this product:

  • keep out of eyes when rinsing hair
  • close eyes tightly and do not open eyes until product is rinsed out of hair
  • protect eyes with washcloth, towel, or other suitable method
  • if product gets into the eyes, immediately flush with water
  • do not inhale; use in a well ventilated area
  • do not puncture or incinerate. Contents under pressure.

Stop use and ask a doctor if:

  • skin irritation or infection is present or develops
  • infestation of eyebrows or eyelashes occurs

Keep out of reach of children. If swallowed, get medical help or contact a Poison Control Center right away.


  • Important: Read warnings and complete directions in the Consumer Information Insert before using.
  • Shake well before using.
  • Holding the can upside down, apply RID No-Drip Mousse to DRY hair or other affected area. Massage until hair and scalp are thoroughly wet with product.
  • After completing application, allow product to remain on the hair for 10 minutes but no longer.
  • Rinse thoroughly with warm water and wash hair with soap or regular shampoo.
  • A fine-toothed comb or a special lice/nit removing comb (included) must be used to help remove dead lice or their eggs (nits) from hair.
  • A second treatment must be done in 7 to 10 days to kill any newly hatched lice.

Other Information:

  • It is important to wash in hot water (130°F) all clothing, bedding, towels, and hair products (combs, brushes) used by infested persons.
  • Dry clean non-washable fabrics.
  • To eliminate infestation of furniture and bedding that cannot be washed or dry cleaned, a multi use lice spray may be used.
  • Store at 20°-25°C (68°-77°F).
  • Do not store at temperature above 43°C (110°F).
  • Keep in a cool place out of the sun.

Inactive Ingredients:   cetearyl alcohol, isobutane, PEG-20 stearate, propane, propylene glycol, purified water, quaternium-52, SD Alcohol 3-C (26.5% w/w)

Questions? call 1-800-RID-LICE (1-800-743-5423)

RID Lice Killing No-Drip Mousse will kill lice completely without leaving a chemical residue. To help prevent reinfestation, use it twice (Day 1 and Day 10) . Amount of Mousse needed will vary by hair length. See below for guidelines:

Hair Length Approximate Dosage
for 1 Adult/Child:
(ear length
or shorter)
Day 1:  1 oz - 2 oz
Day 10: 1 oz - 2 oz
Total:   2 oz - 4 oz
(shoulder length)
Day 1:  2 oz - 3 oz
Day 10: 2 oz - 3 oz
Total:   4 oz - 6 oz
(past shoulder
Day 1:  3 oz - 4 oz
Day 10: 3 oz - 4 oz
Total:   6 oz - 8 oz
† While you must apply the 2 nd application within 7-10 days of the 1 st treatment, it is strongly recommended to wait until Day 10 for maximum effectiveness. Use RID Egg & Nit Comb-Out Gel after each treatment application to remove eggs & nits and help prevent reinfestation.

The patented RID comb is proven 100% effective as demonstrated in laboratory studies performed by trained testers. Individual results may vary.


Completely eliminate lice from your family and home.

Step 1- Kill Lice

  • Apply RID Lice Killing Mousse according to label directions.
  • Repeat this step 7 to 10 days later to help prevent reinfestation.

Step 2- Comb-Out Eggs & Nits

  • After Step 1, apply RID Egg & Nit Comb-Out Gel on damp hair to make removal faster and easier.
    (Purchase separately)
  • Comb out the eggs and nits in the hair with a fine-toothed comb or with the RID patented comb (included).

Step 3- Clean Home

  • Use RID Home Lice Control Spray to kill lice and their eggs on mattresses, furniture, car interiors, and other non-washable items.
    (Purchase separately)
  • Wash bed linens, clothing, and other items in hot water and dry in high heat.

How Supplied

5.5 oz (156 g), 1 Comb.

*50% extract (not USP)

Distributed by:

Bayer Corporation

P.O. Box 1910

Morristown, NJ 07962-1910 USA

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.