Efficacy and Safety of a 4% Hydroquinone Cream for the Treatment of Melasma

Mesoestetic

Status and phase: Completed; Phase 3

Conditions: Facial Melasma

Treatments: Drug: Placebo; Drug: Hydroquinone

Study type: Interventional

Funder types: Industry

Identifiers

NCT02095990

ECM2013

Details and patient eligibility

About

To assess the ability of a new 4% Hydroquinone formulation (Melanoderm 4% Crema) to reduce melasma on the face, using a split-face randomization design, evaluating the MASI Score from baseline to week 4 and week 8, in both half-faces receiving active treatment vs. placebo.

To assess the tolerance of a new 4% Hydroquinone formulation (Melanoderm 4% Crema) on the face.

To assess patients' satisfaction regarding Melanoderm 4% Crema after 8 weeks.

Enrollment: 17 patients

Sex: Female

Ages: 18 to 65 years old

Volunteers: No Healthy Volunteers

Inclusion criteria

• Adult women aged between 18-65 years old.
• Fitzpatrick phototypes I to IV.
• Presenting moderate to severe facial melasma facial, with a basal Melasma Area and Severity Index (MASI Index) between 10 and 20.
• Women of childbearing potential must use an adequate contraceptive method to avoid pregnancy and must have a negative pregnancy test in a maximum of 72 hours before receiving the trial treatment.
• Breastfeeding women will not be included in the study.
• Having given freely and expressly her informed consent.

Exclusion criteria

• Those with any history of allergy or hypersensitivity to a cosmetic product, hydroquinone, or one of the ingredients of the investigational products.
• Fitzpatrick phototype V.
• Skin pigmentation diseases different to melasma.
• Evidence of active cancer disease or diagnosis of cancer in the last year.
• Those receiving any topical or oral treatment that could interfere with melasma.
• Pregnant or breastfeeding women, or those expecting to get pregnant during the study.
• Evidence or suspicion of low compliance with the study visits and procedures.
• Participation in other clinical trial simultaneously or in the previous 3 months.

Trial design

Primary purpose: Treatment

Allocation: Randomized

Interventional model: Parallel Assignment

Masking: Quadruple Blind

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17 participants in 2 patient groups, including a placebo group

Hydroquinone

Experimental group

Description:

Hydroquinone 4% Cream will be applied in one side of the face while the other side of the face receives placebo. Half of the patients will receive Hydroquinone on the right side of the face and the other half on the left side. It will be applied daily, at night, during 8 weeks.

Treatment:

Drug: Hydroquinone

Placebo

Placebo Comparator group

Description:

Placebo cream (vehicle of Hydroquinone 4% cream), will be applied in one side of the face, while the other side receives the active treatment. Half of the patients will receive Hydroquinone on the right side of the face and the other half on the left side. It will be applied daily, at night, during 8 weeks.

Treatment:

Drug: Placebo