Active Ingredient
Benzoyl peroxide 4.0%
The following Structured Product Label (SPL) was submitted to the FDA by L'oreal Usa Products Inc for the product La Roche Posay Laboratoire Dermatologique Effaclar Duo Dual Action Acne Medication Cleanser (NDC 49967-647). This document serves as the official prescribing information, containing essential scientific data and clinical materials required for healthcare providers and patients.
This specific version of the label includes detailed information regarding active ingredient, purpose, uses, warnings, do not use if you, when using this product, stop use and ask a doctor if, keep out of reach of children., and other regulatory disclosures. Use the navigation below to review specific sections of the FDA submission.
Benzoyl peroxide 4.0%
Acne treatment
For external use only
have very sensitive skin
are sensitive to benzoyl peroxide
irritation becomes severe
If swallowed, get medical help or contact a Poison Control Center right away.
• apply a dime-size amount to damp skin
• gently massage, avoiding the eye area
• rinse well
• use cleanser on entire affected area, every morning and evening
• because excessive drying of the skin may occur, start with one application daily, then gradually increase to two times daily, if needed, or as directed by a doctor
• if bothersome dryness or peeling occurs, reduce application to once a day or every other day
• if going outside, apply sunscreen after using this product • if irritation or sensitivity develops, stop use of both products and ask a doctor
water, glycerin, propylene glycol, cocamidopropyl hydroxysultaine, sodium C14-16 olefin sulfonate, xanthan gum, potassium hydroxide, sodium chloride, sodium citrate, niacinamide, sodium hyaluronate, capryloyl salicylic acid, propanediol, diethylhexyl sodium sulfosuccinate, carbomer, benzoic acid, pentylene glycol, sodium hydroxide, glycolic acid, tetrasodium EDTA, trisodium ethylenediamine disuccinate, citric acid
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