Benzoyl Peroxide

Prescribing Information (Research Brand)

Indications

Topical therapy for the treatment of acne vulgaris.

Therapeutic Class

Acne treatment preparations

Pharmacology

Benzoyl peroxide has mild keratolytic effect and antimicrobial activity due to release of free-radical oxygen which oxidizes bacterial protein. It is active against Staphylococcus epidermidis and Propionibacterium acnes.

Dosage & Administration

Adult: As 2.5-10% preparation: Apply 1-2 times daily after cleansing, may gradually increase to tid if needed. Start with lower strength preparations. As cleanser: Wash 1-2 times daily.
Child: ≥12 yr Same as adult dose.

Interaction

There is no known interaction with other medications which might be used cutaneously and concurrently with Benzoyl Peroxide; however, drugs with desquamative, irritant and drying effects should not be used concurrently with Benzoyl Peroxide gel.

Contraindications

Benzoyl Peroxide gel is contra-indicated in patients with known hypersensitivity to Benzoyl Peroxide.

Side Effects

The major adverse reaction reported to date with Benzoyl Peroxide cutaneous therapy is irritation of the skin including erythema, burning, peeling, dryness, itching, stinging, feeling of skin tension locally at the site of application. This is reversible when treatment is reduced in frequency or discontinued. Allergic contact dermatitis, including face oedema, may occur.

Pregnancy & Lactation

Pregnancy Category C. Either studies in animals have revealed adverse effects on the fetus (teratogenic or embryocidal or other) and there are no controlled studies in women or studies in women and animals are not available. Drugs should be given only if the potential benefit justifies the potential risk to the fetus.

Precautions

Children, Pregnancy and lactation.

Overdose Effects

Benzoyl Peroxide gel is a preparation indicated for topical treatment only. If the medication is applied excessively, no more rapid or better results will be obtained and severe irritation might develop. In this event, treatment must be discontinued and appropriate symptomatic therapy should be instituted.

Storage Conditions

Store in a cool and dry place, protected from light.