"Scientists at the National Institutes of Health report they have discovered in mouse studies that a small molecule released in the spinal cord triggers a process that is later experienced in the brain as the sensation of itch.
(imiquimod) Cream, 3.75%, for Topical Use
(imiquimod) Cream, 2.5%, for Topical Use
ZYCLARA (imiquimod) Cream, 2.5% or 3.75% is intended for topical administration. Each gram contains 25 mg or 37.5 mg of imiquimod, respectively, in a white to faintly yellow oil-in-water cream base consisting of isostearic acid, cetyl alcohol, stearyl alcohol, white petrolatum, polysorbate 60, sorbitan monostearate, glycerin, xanthan gum, purified water, benzyl alcohol, methylparaben, and propylparaben.
Chemically, imiquimod is l-(2-methylpropyl)-lH-imidazol[4,5-c]quinolin-4-amine.
Imiquimod has a molecular formula of C14H16N4
and a molecular weight of 240.3. Its structural formula is:
ZYCLARA (imiquimod) Cream, 2.5% and 3.75% come as premeasured packets containing 6.25 mg and 9.4 mg of imiquimod, respectively, in 0.25 g of cream. ZYCLARA (imiquimod) Cream, 2.5% and 3.75% also come in pumps which dispense 5.9 mg or 8.8 mg of imiquimod, respectively, in 0.235 g of cream per full actuation of the pump after priming.
What are the possible side effects of imiquimod topical (Aldara, Zyclara)?
Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.
Wash off the medicine and call your doctor at once if you have a serious skin reaction such as severe itching, burning, oozing, bleeding, or skin changes where the medicine is applied.
Stop using imiquimod topical and call your doctor at once if you have a serious side effect such as flu symptoms such as fever, chills, body aches, tired feeling, swollen glands.
When treating genital warts around...
Last reviewed on RxList: 3/1/2012
This monograph has been modified to include the generic and brand name in many instances.
Additional Zyclara Information
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