Obagi Nu-Derm® Clear Dark spot lightener and corrector creamEffective prescription 4% hydroquinone that helps correct hyperpigmentation, such as dark spots, sun spots, age spots, melasma, and other types of discoloration, for a healthier-looking, more even skin tone.Prescription required. Contact Yolly before ordering. Skin Type: Dry Skin, Normal Skin, Oily SkinSkin Concerns: Hyperpigmentation and Melasma, Skin Discoloration  Important Safety Information for Clear (contains 4% hydroquinone) CONTRAINDICATIONS: People with prior history of sensitivity or allergic reaction to this product or any of its ingredients should not use it. The safety of topical hydroquinone use during pregnancy or in children (12 years and under) has not been established. WARNINGS: Avoid contact with eyes, nose, mouth, or lips. In case of accidental contact, patient should rinse eyes, nose, mouth, or lips with water and contact physician.Sunscreen use is an essential aspect of hydroquinone therapy because even minimal sunlight exposure sustains melanocytic activity.Contains sodium metabisulfite, a sulfite that may cause allergic-type reactions including anaphylactic symptoms and life-threatening or less severe asthmatic episodes in certain susceptible people. The overall prevalence of sulfite sensitivity in the general population is unknown and probably low. Sulfite sensitivity is seen more frequently in asthmatic than in nonasthmatic people. Prescription only. Skin Type: Dry Skin, Normal Skin, Oily SkinSkin Concerns: Hyperpigmentation and Melasma, Skin DiscolorationBrightening Cream