A member asked:

How long uv nb full body treatment for vitiligo spots is safe? i had 6 month of twice a week treatment so far. i am 50 years old asian female.

A doctor has provided 1 answer
Dr. Peterson Pierre answered

Specializes in Dermatology

It really depends on how much total energy you have received over time. Nb uvb is very safe but there are definite risks with prolonged exposure. Ask your doctor what your total cumulative dose is and express your concerns about health effects.

Answered Nov 2, 2015

5.4k views

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