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Efficacy and Safety of Picosecond, Neodymium-doped Yttrium Aluminum Garnet Laser Therapy Using 1,064 nm and 595 nm

Not Applicable
Completed
Conditions
Melasma
Interventions
Drug: Neoquine Cream 2%
Device: PICO+4
Registration Number
NCT03040089
Lead Sponsor
LUTRONIC Corporation
Brief Summary

This is a prospective, multi-center, split-face, controlled clinical trial that aims to investigate the efficacy and safety of picosecond, neodymium-doped yttrium aluminum garnet laser laser therapy on patients with melasma, compared with 2% hydroquinone cream. The trial will be performed by two Korean institutions on 45 subjects.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
Female
Target Recruitment
40
Inclusion Criteria
  • Females between the ages of 19 and 74

  • Has Fitzpatrick Skin Type III-V

  • Diagnosed with moderate to severe (GSS ≧ 2) melasma lesions

  • Agreed to the prohibition of the use of local/systemic corticosteroids or retinoids and other local/systemic lightening medications, and willing to abide by such instructions

  • Agreed to use the same facial skin care products during the clinical trial period (including the follow-up period), and willing to abide by such instructions

  • Agreed to the daily use of an over SPF 50 sunblock on their face during the clinical trial period (including the follow-up period), and willing to abide by such instructions

  • Agreed to have their face photographed

  • (In case of fertile women) Tested negative in the pregnancy test and agreed to use birth control contraceptives during the clinical trial period

    • Oral contraceptives are forbidden as they may influence the results of the clinical study.
  • Agreed not to undergo any other procedure on their face during their participation in the clinical trial

  • Voluntarily agreed to sign the written consent form and willing to follow the instructions of the study protocol

Exclusion Criteria
  • Participated in another medical device or medication clinical trial in the last 3 months, or planning to participate in another trial during this trial
  • Received a cosmetic treatment such as laser, light therapy, or surgery in their facial area in the last 6 months, or have a history of filler treatments using collagen, hyaluronic acid, or any other material
  • Diagnosed with incurable melisma
  • Has a history of allergic reaction to local anesthesia
  • Has a history of malignant tumors on their face
  • Has skin lesions such as cuts, wounds, or injuries on their face
  • Pregnant or breastfeeding
  • Has an infection, dermatitis, or rash on their face
  • Currently diagnosed with uncontrolled diabetes or a cardiac disorder such as resistant hypertension
  • Currently diagnosed with anticoagulant disease or taking anticoagulants
  • Has a history of keloid scarring, hypertrophic scarring, or abnormal would healing
  • Has a history of immunodeficiency or intake of immunosuppressants
  • Has a history of leukoplakia, eczema, or psoriasis
  • Has a history of connective tissue diseases such as systemic lupus erythematosus or scleroderma
  • Has a history of convulsive disorder caused by light
  • Has a history of diseases irritated by heat on their face (e.g., herpes simplex or herpes zoster)
  • Has a history of radiotherapy or anticancer chemotherapy on their face
  • Has a history of hormonal therapy in the last 3 months (e.g., estrogen, progesterone, or oral contraceptive)
  • Has a history of use of a lightening medication (hydroquinone, tranexamic acid), isotretinoid (or retinoid), light-sensitive medication, or steroids in the last 6 months
  • Has excessive facial tanning
  • Other subject assessed as inadequate for the clinical trial by the investigators

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
2% hydroquinone creamNeoquine Cream 2%Only Neoquine Cream 2% (2% hydroquinone cream) for melasma
picosecond laser & 2% hydroquinone creamPICO+4PICO+4 laser system and Neoquine Cream 2% (2% hydroquinone cream) for melasma
picosecond laser & 2% hydroquinone creamNeoquine Cream 2%PICO+4 laser system and Neoquine Cream 2% (2% hydroquinone cream) for melasma
Primary Outcome Measures
NameTimeMethod
Success rate of treatment according to RL*IBaseline, 1 week after final treatment

The success rate is determined by the change rate (%) of the relative lightness measured before the treatment (day of screening) and 1 week after the final treatment.

Secondary Outcome Measures
NameTimeMethod
Relative skin lightness using the colorimeter(RL*I)Baseline, 1 week, 4 weeks, and 12 weeks after the final treatment
Subject satisfaction (5-point scale questionnaires on subject's satisfaction)1 week and 12 weeks after the final treatment
mMASI (modified Melasma Area Severity Index) evaluationBaseline, 1 week, 4 weeks, 8 weeks, and 12 weeks after the final treatment
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