Hydroquinone Cream with Sunscreens
Generic name: hydroquinone, dioxybenzone, oxybenzone and padimate o
Dosage form: cream
Drug class:Topical depigmenting agents
Medically reviewed by Drugs.com. Last updated on Oct 22, 2021.
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Hydroquinone USP, 4%Skin Bleaching Cream with Sunscreens
FOR EXTERNAL USE ONLY
NOT FOR OPHTHALMIC USE
Rx Only
Hydroquinone Cream with Sunscreens Description
Each gram of Hydroquinone USP, 4% Skin Bleaching Cream with Sunscreens contains 40 mg Hydroquinone USP, 30 mg Dioxybenzone USP, 20 mg Oxybenzone USP and 80 mg Padimate O USP in a vanishing cream base of ascorbic acid, ceteareth-20, cetostearyl alcohol, diethylaminoethyl stearate, dimethicone, edetate disodium, glyceryl dilaurate, glyceryl monostearate, hydroxyethyl cellulose, lactic acid, myristalkonium chloride, octyldodecyl stearoyl stearate, polysorbate 80, propylene glycol, purified water, quaternium-14, quaternium-26, sodium metabisulfite, and stearyl alcohol. Chemically, hydroquinone is C6H6O2 and has a molecular weight of 110.11. The chemical name is 1,4 dihydroxybenzene, and the structural formula of hydroquinone is:
Hydroquinone Cream with Sunscreens - Clinical Pharmacology
Topical application of hydroquinone produces a reversible depigmentation of the skin by inhibition of the enzymatic oxidation of tyrosine to 3,4-dihydroxyphenylalanine (dopa) (Denton, C. et al., 1952)1 and suppression of other melanocyte metabolic processes (Jimbow, K. et al., 1974)