adapalene vs ketoconazole
Side-by-side comparison of adapalene and ketoconazole. Data from FDA drug databases (Orange Book, NDC Directory, recalls, shortages) covering 20,000+ approved drugs, plus CMS pricing; see our methodology.
Differin
Nizoral
No summary available.
Ketoconazole shampoo is an antifungal medicine. It treats a fungal infection on your skin.
Information not available.
This shampoo treats tinea versicolor, a fungal infection. This infection can cause patches on your skin that are lighter or darker than the surrounding skin. These patches may appear on your trunk, neck, arms, and upper thighs.
Information not available.
Ketoconazole is an antifungal medicine. It works by stopping the growth of the fungus. This helps to clear up the infection.
- • Dry skin
- • Contact dermatitis (skin rash)
- • Burning feeling on the skin where you put the medicine
- • Skin irritation
No common side effects listed.
- Dry skin 44,990
- Burning feeling on the skin 41,633
- Acne 39,264
- Redness 38,379
- Skin irritation 26,225
- Feeling tired 929
- Itching 902
- Feeling sick to your stomach 834
- Skin breakout 802
- Loose stool 760
No specific warnings noted.
You should not use this shampoo if you are allergic to ketoconazole or any of the other ingredients.
No pregnancy information available.
It is not known if ketoconazole shampoo can harm an unborn baby. Talk to your doctor if you are pregnant or breastfeeding before using this medicine.
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How to Read This adapalene vs ketoconazole Comparison
adapalene is classified in the Retinoid (Topical) drug class, while ketoconazole sits within the Azole Antifungal class. Drugs from different classes work through distinct mechanisms, so a head-to-head comparison illustrates trade-offs rather than equivalence. Both drugs are available over the counter.
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 ketoconazole has 4,227. 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 ketoconazole - 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.