What Are the Signs of an Allergic Reaction to Benzoyl Peroxide?

A medicine, an external benzoyl peroxide gel for treating acne vulgaris, benzoyl peroxide is an oxidant, has a bactericidal effect, and is a keratolytic agent. The main ingredient is benzoyl peroxide, with concentrations of 2.5%, 5% and 10%, respectively. 182, sodium hydroxide and pure water, with citric acid to adjust the pH value.

Benzoyl peroxide gel

A medicine for external use for treating acne vulgaris

Drug Name: Benzoyl Peroxide Gel

English name: Benzoyl peroxide Water base gel

BENZIHEX AC2.5, 5 and 10 (

The main ingredients of BENZIHEX AC2.5, BENZIHEX AC5 and BENZIHEX AC10 are benzoyl peroxide, the concentrations are 2.5%, 5% and 10% respectively. The gel matrix consists of docusate sodium, edetate disodium, carbomer 940, silica, propylene glycol,

The mechanism of action of benzoyl peroxide is not fully understood, but it is believed that it is mainly due to its effect on benzoyl peroxide.

BENZIHEX AC 2.5, 5 and 10 are suitable for topical treatment of acne vulgaris.

This product is contraindicated in patients with a history of allergies to any component of the preparation.

Overview: This product is for external use only. If severe irritation occurs, discontinue treatment immediately and give appropriate treatment. After the symptoms have subsided, treatment can be resumed. Note that the number of medications at the beginning should be reduced. This product should not be used around the eyes or on the mucous membranes.

Notes for patients: Avoid contact with eyes, eyelids, lips and mucous membranes. If accidentally touched, please wash with water. Contact with colored substances (including hair and fabrics) may cause bleaching or discoloration. If severe irritation occurs, discontinue treatment immediately and seek medical advice. Possible benzoic acid is a degradation product of benzoyl peroxide.

Carcinogenicity, mutagenicity, and effects on fertility: Some studies in germline mice have shown that benzoyl peroxide is most likely to be carcinogenic, indicating that benzoyl peroxide may be a cancer promoter. The impact of these findings on humans has not been clinically significant. Mutagenicity of benzoyl peroxide has not been found (Ames test), and published reports have not seen it affect fertility.

Pregnant women; Teratogenicity: No animal reproduction studies have been performed on benzoyl oxide, and it is unknown whether benzoyl peroxide will cause harm to the fetus or affect fertility if used in pregnant women. Benzoyl peroxide can only be used in pregnant women when it is necessary. There is no data to support the effects of benzoyl peroxide on fetal growth, development, and functional integrity.

Lactating mother: Whether this product is secreted by milk is unknown. Because many drugs are secreted by breast milk, careful consideration should be given if this product is used in nursing women.

Medication for children: The safety and effectiveness of this product for children are unknown.

This product is over-the-counter.

Allergic contact dermatitis and dryness may occur during topical benzoyl peroxide treatment.

Overdose: If there is a large amount of desquamation, erythema and edema, the drug should be discontinued immediately and treated by cold pressing to quickly reduce side effects. If this symptom is caused by overdose rather than allergies, you can continue taking the medication after the symptoms have subsided, taking care to reduce the dose.

Wash the affected area with mild soap and water, and apply it once or twice a day.