Benzoyl peroxide / sulfur topical Side Effects

For the Consumer

Applies to benzoyl peroxide / sulfur topical: external gel

What are some side effects that I need to call my doctor about right away?

WARNING/CAUTION: Even though it may be rare, some people may have very bad and sometimes deadly side effects when taking a drug. Tell your doctor or get medical help right away if you have any of the following signs or symptoms that may be related to a very bad side effect:

• Signs of an allergic reaction, like rash; hives; itching; red, swollen, blistered, or peeling skin with or without fever; wheezing; tightness in the chest or throat; trouble breathing or talking; unusual hoarseness; or swelling of the mouth, face, lips, tongue, or throat.
• Very bad skin irritation.

What are some other side effects of this drug?

All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away:

• Redness.
• Peeling.
• Skin irritation.

These are not all of the side effects that may occur. If you have questions about side effects, call your doctor. Call your doctor for medical advice about side effects.

You may report side effects to the FDA at 1-800-FDA-1088. You may also report side effects at http://www.fda.gov/medwatch.

For Healthcare Professionals

Applies to benzoyl peroxide / sulfur topical: topical gel, topical lotion

Dermatologic

Excessive erythema and peeling occur most often during the initial phase of drug use and may be controlled by reducing the frequency of application.^[Ref]

Dermatologic side effects have most frequently included excessive erythema and peeling (5%).^[Ref]

Hypersensitivity

Hypersensitivity reactions in the form of contact sensitization have been reported and are expected to occur in 1% to 2.5% of patients.^[Ref]

Some side effects of benzoyl peroxide / sulfur topical may not be reported. Always consult your doctor or healthcare specialist for medical advice. You may also report side effects to the FDA.

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