The aim of the study is to determine the efficacy of MAL + Aktilite versus placebo + Aktilite in facial photodamage in a randomized double blind trial.
It has been demonstrated that photodamage leads to wrinkles, mottled pigmentation, lentigines, telangiectasias, and textural changes, but more importantly, it can also lead to pre-cancerous conditions with the development of actinic keratosis (AK). The majority of photorejuvenation or photodamaged published studies have used 5-Amino-Levulinic acid (5-ALA) as a photosensitizer, and either a blue light or an Intense Pulsed Light source with a 70%-95% global facial skin improvement. The molecular mechanism of such improvement is unknown, but activation of a non-specific immune response in addition to increased fibrosis and new collagen formation, have both been suggested. Methyl Aminolevulinate ( MAL) is another marketed photosensitizer mainly utilized in Europe. Lipophilicity, higher penetration depth and tumor selectivity has been advocated for MAL compared to 5-ALA. However, its effect in photodamaged skin has not been well documented. The aim of the study is to determine the efficacy of MAL + Aktilite (PDT) in facial photodamage. Study Type: Interventional Study Design: Randomized, double-Blind, placebo-controlled trial. Official Title: A randomized, double-Blind, placebo-controlled trial of Methyl Aminolevulinate + Aktilite in patients with facial photodamage.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
TRIPLE
Enrollment
49
Cetaphil cream(For 3 hours) + Aktilite ( Photodynamic Therapy for 8 minutes)
Methyl Aminolevulinate cream for 3 hours before Photodynamic therapy ( Aktilite)
IPS Universitaria - Universidad de Antioquia
Medellín, Antioquia, Colombia
Efficacy in facial global photodamage
Time frame: 8 months
Facial fine lines, mottled pigmentation, tactile roughness, sallowness, erythema, telangiectasia
Time frame: 12 months
Histological effect of MAL+PDT in fibrosis and new collagen formation
Time frame: 12 months
Safety and tolerance
Time frame: 12 months
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