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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 1-(2-methylpropyl)-1H-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, 3.75% comes as a premeasured packet containing 9.4 mg of imiquimod 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, Zyclara Pump)?
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.
Last reviewed on RxList: 2/12/2016
This monograph has been modified to include the generic and brand name in many instances.
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