Azelaic Acid Versus Hydroquinone in Melasma

Status unconfirmed · Phase 4

Conditions studied: Melanosis

In brief

The purpose of this study is to compare the safety and effectiveness of Azelaic Acid Gel to Hydroquinone Cream in the treatment of melasma.

Key facts

Study ID

NCT00927771

Run by

Callender Center for Clinical Research

People needed

30

Starts

2009-06-01

Expected to finish

2010-12-01

Last updated by the study team

2009-06-25

Who can join

Age: 18 and older, up to 89. Sex: any. Healthy volunteers: not accepted.

You may qualify if…

• must have stable moderate-severe epidermal or mixed melasma involving the face
• all races
• males and females
• persons taking birth control medication, hormone replacement therapy or any other hormone altering medication may participate only if they have not started or stopped the medication within the last 3 months

You may not qualify if…

• if the person has only dermal melasma
• pregnancy, breastfeeding, a positive pregnancy test in the office or plans to become pregnant
• a known allergy or sensitivity ot azelaic acid or hydroquinone
• the use of photosensitizing medications (ex. tetracycline) within 3 months of the study.
• starting or stopping hormonal medication within 3 months
• chemical peels, microdermabrasion, or laser treatment within 6 months
• worsening or improving melasma

Where it is running

• Callender Center for Clinical Research — Mitchellville, Maryland, United States (enrolling)

Full record on ClinicalTrials.gov

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