EVIDENCE COMPARISON

Directional

Permethrin 5%
vs Azelaic Acid
for Redness Reduction

Early or indirect evidence suggests permethrin 5% and azelaic acid may provide similar redness reduction benefits for skin tone, based on indirect comparison.

1.00x

Effect ratio

Neither

Favored

2

Studies

Indirect

Comparison

ExploratorySubjective endpointTone

Limits: Indirect comparison · Includes subjective endpoint · Early-stage evidence tier

This is an indirect comparison — the two ingredients were not tested head-to-head in the same trial. The ratio is derived from separate studies against a common comparator.

How to read this claim

Kept public as exploratory because it indirect comparison; includes subjective endpoint; early-stage evidence tier.

Some study-specific context may affect how broadly this comparison generalizes.

Source Studies (2)

Permethrin 5% cream versus metronidazole 0.75% gel for the treatment of papulopustular rosacea. A randomized double-blind placebo-controlled study.

controlled

A comparison of topical azelaic acid 20% cream and topical metronidazole 0.75% cream in the treatment of patients with papulopustular rosacea.

controlled
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