Efficacy and Safety of Painless 5-aminolevulinic Acid Photodynamic Therapy for Moderate and Severe Acne Vulgaris

Summary

This study is being done to compare a new, continuous illumination and short Incubation time regimen of 5-aminolevulinic acid photodynamic therapy (painless ALA- PDT) to low-dose and conventional dose of oral isotretinoin for treatment of moderate or severe acne vulgaris. The hypothesis is that the painless ALA- PDT will be equally or more efficacious as oral isotretinoin, and taking effect more quickly with less adverse effect.

Timeline

Start

2020-03-28

Primary completion

2022-11-30

Completion

2022-11-30

Drugs

Indications