Metformin or ketotifen cream for melasma
Part of Skin clinical trials.
This trial tests whether a cream containing metformin or ketotifen can help lighten melasma patches on the face. Both creams are applied to the skin and compared against each other.
Summary written for real people, not researchers, by Clin2.
Who can take part
- You are a woman aged 18 or older.
- You have melasma on both sides of your face.
- You are not pregnant, nursing, or using hormonal birth control or hormone therapy.
- You have not used any skin-lightening creams in the past 3 months.
- You have not had laser or microneedling on your face in the past 3 months.
- You do not have any active skin infections, poor wound healing, or a history of keloids.
Quick eligibility check
Answer a few plain-language questions, based on this study's own requirements, to get a preliminary sense of fit.
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