adapalene vs tretinoin
Side-by-side comparison of adapalene and tretinoin Data from FDA drug databases (Orange Book, NDC Directory, recalls, shortages) covering 20,000+ approved drugs, plus CMS pricing; see our methodology.
Adapalene and benzoyl peroxide gel is a medicine used on the skin to treat acne. It contains two medicines: adapalene (a retinoid) and benzoyl peroxide.
Tretinoin capsules help put acute promyelocytic leukemia (APL) into remission. You can use this medicine if other treatments have not worked or cannot be used.
This medicine treats acne, a skin condition with pimples and bumps. You can use this medicine if you are 9 years or older. Apply the gel to the affected areas of your face and/or trunk.
Tretinoin capsules treat acute promyelocytic leukemia (APL) in adults and children at least 1 year old. APL is a type of cancer where there is a problem with certain blood cells. This medicine is for people whose APL has not responded to other treatments or for whom other treatments are not an option.
Adapalene is a retinoid that helps to unclog pores and reduce inflammation. Benzoyl peroxide is an antibacterial medicine that kills acne-causing bacteria. Together, they help to clear up acne.
Tretinoin is a retinoid, which is similar to vitamin A. It helps the leukemia cells mature properly. This can reduce the number of abnormal cells in your body.
- • Dry skin
- • Contact dermatitis (skin rash)
- • Burning feeling on the skin where you put the medicine
- • Skin irritation
- • Headache
- • Fever
- • Dry skin or mouth
- • Bone pain
- • Feeling unwell
- The medicine did not work 51,276
- Dry skin 44,990
- Burning feeling on the skin 41,633
- Acne 39,264
- Redness 38,379
- Using the medicine for a condition it's not approved for 897
- The medicine is not working 788
- Pain 536
- Using the product for a condition it's not approved for 463
- Throwing up 462
When using this medicine, avoid sunlight and sunlamps. If you can't avoid the sun, wear sunscreen. This medicine may cause skin irritation, redness, scaling, dryness, stinging, or burning. If this happens, use a moisturizer or apply the medicine less often. If irritation is severe, stop using the medicine.
Tretinoin capsules can cause serious harm to an unborn baby, including birth defects and miscarriage. If you are a woman who can get pregnant, you must have a negative pregnancy test before starting this medicine and use two forms of birth control during treatment and for 1 month after your last dose. This medicine can also cause Differentiation Syndrome, a serious condition that can be life-threatening. Tell your doctor right away if you have fever, trouble breathing, weight gain, or swelling.
If you are pregnant, only use this medicine if the benefit outweighs the risk to the baby. It is not known if this medicine passes into breast milk, so talk to your doctor before using it if you are breastfeeding.
Tretinoin capsules can cause birth defects or miscarriage. If you are pregnant or may become pregnant, do not take this medicine. Do not breastfeed while taking tretinoin capsules and for 1 week after the last dose.
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How to Read This adapalene vs tretinoin Comparison
adapalene is classified in the Retinoid (Topical) drug class, while tretinoin sits within the Retinoid (Topical) class. Because both drugs share the same classification, they are often considered interchangeable in theory — but clinical outcomes rarely track that cleanly. 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 215,542 submissions while tretinoin has 3,146. 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 substitute for clinical judgment. Effectiveness, tolerability, drug-drug interactions with your other medications, kidney and liver function, pregnancy status, insurance formulary, and price all feed into a decision that only a licensed prescriber can make responsibly. Data here is sourced from FDA Structured Product Labels (SPL) and FAERS, both of which update as manufacturers and clinicians submit new information. This page is for educational purposes only, is not medical advice, and should not be used to self-switch between adapalene and tretinoin — always consult your physician or pharmacist first.
Important: This comparison is for informational purposes only. Drug effects vary between individuals. Always consult your doctor or pharmacist for personalized medical advice.