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Psoralen and UVA Light Therapy (PUVA) for Psoriasis
How It Works
Psoralens increase the skin's sensitivity to UV light, including sunlight. They are used to improve the effectiveness of UV light therapy for Reference psoriasis Opens New Window.
It is thought that PUVA therapy reduces the excess growth of skin cells. It also weakens the immune system.
| By: | Reference Healthwise Staff | Last Revised: January 9, 2012 |
| Medical Review: | Reference Adam Husney, MD - Family Medicine
Reference Amy McMichael, MD - Dermatology |
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