Adapalene
Moderate
Database
No degradation of adapalene, allowing co-administration.
Can be combined.
Source: DDInter
Drug reference
Benzoyl Peroxide
Retinoid · Acne Treatment
RetinoidAcne Treatment
CDSCO approved
EXCRETION
—
not curated
INTERACTIONS
—
none in our sources
PREGNANCY
—
not curated
Mechanism
Benzoyl peroxide possesses antimicrobial and anticomedonal properties, functioning as a non-antibiotic antimicrobial.
Indications
Mild to moderate acneComedonesInflamed lesionsAcne vulgaris
Dosing
- Adult
- Start with a lower strength and gradually increase concentration. If local skin irritation, scaling, or redness occur, reduce the frequency of application. If no response after 2 months, consider a topical antibacterial.
Side effects
Common
Local skin irritationScalingRednessBurningStinging sensation (initially)Localized erythemaExcessive dryness of skinMarked scalingErythemaEdema
Serious
- Contact sensitization (1–2% patients)
Drug interactions
Tretinoin
Moderate
Database
Reduced efficacy of tretinoin.
Do not apply both drugs together; they can be alternated (e.g., one in the morning, the other at night).
Source: DDInter
2 additional low-confidence interactions hidden — those rows lack a documented mechanism or management plan in our sources.
Related guidelines
Other Retinoid drugs
Ask House about Benzoyl Peroxide
Continue into a citation-backed clinical answer with the drug context already attached.
Sources: KD Tripathi 7e, Katzung, BNF, Nelson·Verified: 2026-05-10 · House clinical team