Subjects on photosensitizing medications

Subjects receiving any concurrent phototherapy

Subjects who plan to use tanning parlors or expose themselves to excess sunlight

Subjects with known photosensitivity disorder

Subjects with apparent phototoxicity

Subjects with unstable vitiligo

Subjects currently using bleaching agents

Subjects who are pregnant, lactating, or planning on becoming pregnant

Subjects who in the opinion of the investigator/sub-investigator, are not appropriate candidates for this study

Comparing the Efficacy of Visible Light-Ultraviolet A1 Light Versus Narrowband-Ultraviolet B on Generalized Vitiligo