adapalene vs azelaic acid
PlainMeds reviewed this comparison against our methodology in August 2026. It places FDA and CMS record fields side by side, without recommending either medication.
Side-by-side comparison of adapalene and azelaic acid. Data from FDA drug databases (Orange Book, NDC Directory, recalls, shortages) covering 20,000+ approved drugs, plus CMS pricing; see our methodology.
Differin
Finacea, Azelex
No summary available.
Azelaic acid gel is a topical medicine that helps treat rosacea. It reduces redness and bumps on your face.
Information not available.
This medicine treats mild to moderate rosacea. Rosacea causes redness and small, pus-filled bumps on the face. Azelaic acid gel helps to reduce these symptoms. However, it may not be effective for treating redness without bumps.
Information not available.
Azelaic acid is a naturally occurring acid. It works by reducing inflammation. It also slows the growth of skin cells that can block pores.
- • Dry skin
- • Contact dermatitis (skin rash)
- • Burning feeling on the skin where you put the medicine
- • Skin irritation
- • Burning, stinging, or tingling
- • Itching
- • Dry or scaling skin
- • Redness or irritation
- Dry Skin 44,990
- Skin Burning Sensation 41,633
- Acne 39,264
- Erythema 38,379
- Skin Irritation 26,225
- Pain 109
- Vomiting 91
- Abdominal Pain Upper 84
- Gastrooesophageal Reflux Disease 83
- Migraine 81
No specific warnings noted.
If you have a known allergy to any ingredient in this gel, do not use it. Stop using this medicine and get medical help if you have a severe allergic reaction. This medicine can cause skin irritation, eye irritation, and may worsen asthma. Watch for changes in skin color, especially if you have dark skin.
No pregnancy information available.
Azelaic acid is not likely to harm your unborn baby. It is also not expected to pass into breast milk in amounts that could harm a nursing baby. Talk to your doctor if you are pregnant or breastfeeding.
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How to Read This adapalene vs azelaic acid Comparison
adapalene is classified in the Retinoid (Topical) drug class, while azelaic acid sits within the Topical Dicarboxylic Acid class. Drugs from different classes work through distinct mechanisms, so a head-to-head comparison illustrates trade-offs rather than equivalence. Both drugs are split between OTC and prescription status, which affects access and supervision.
Adverse event totals above are pulled from the FDA's Adverse Event Reporting System (FAERS). For these top-ranked reactions alone, adapalene has 190,491 submissions while azelaic acid has 448. Those figures reflect cumulative reporting volume, not per-patient risk, so older, widely dispensed drugs typically look worse on count alone. No direct interaction between these two drugs is listed in our FDA-derived dataset, though co-prescription still warrants pharmacist review. Serious warnings, pregnancy guidance, and contraindications can differ even when indications overlap.
A table cannot represent individual circumstances. Data here is sourced from FDA Structured Product Labels (SPL) and FAERS, both of which update as manufacturers and clinicians submit new information. This registry does not provide medical, treatment, substitution, or medication-change directions for adapalene or azelaic acid.
Registry boundary: This comparison displays source-record fields and does not provide individualized medical direction.