Therapeutic Group: Skin Presentation Spotclen Plus Cream: Each gram cream contains Hydroquinone BP 40 mg, Octyldimethyl P-aminobenzoate USP 80 mg, Dioxybenzone USP 30 mg and Oxybenzone USP 20 mg. Description Hydroquinone is a skin bleaching agent. Topical application of hydroquinone produces reversible depigmentation of skin by inhibition of the enzymetic oxidation of tyrosine to 3,4- […]