1. Should adhere to the long-term treatment, generally adhere to the phototherapy 3 months above effect is better. Suggest irradiation four months time, stop phototherapy 1-2 weeks.
2. Should avoid injury, especially in the development stage.
3. Topical corticosteroids for vitiligo area should be "surface area 10%; Progress period should be careful with stimulating the coated, such as: psoralen kind, nitrogen mustard, etc.
4. Infant vitiligo systems use of glucocorticoid hormone or phototherapy should be careful, do not recommend using photochemical therapy.
5. Treatment period, unfit to eat sour orange, FIG, parsley, potherb etc photosensitization vegetables and tetracycline, sulfanilamide, promethazine, hibernate spirit with photosensitization drugs.
6. During treatment should avoid additional solar radiation. The treatment time exposure out part should be used more than SPF15 sunscreen.
7. Treatment process, cover or use sunscreen to protect skin surrounding area, irradiation surface face in the process, to wear goggles to protect his eyes.
8. After treatment should avoid exposure site excessive insolation, go out with clothes cover or use sunscreen.
9.In order to prevent skin damage during 311 nm UV treatment, 670 nm was used together.