Phototherapy can take the form of exposing the skin to sunlight or to an ultraviolet B light. Either one can help alleviate the symptoms of pityriasis rosea. It reduces itching and heals the rash faster. The ultraviolet B light (or UVB) exposure is done at the doctor's office. If you would like to try natural sunlight, you should consult your doctor first. Both types of phototherapy may cause the spots of the rash to darken and remain visible after the rash is gone.
Phototherapy (shining UV light) is a very common treatment for many skin disorders including some cases of pityriasis rosea. Your doctor will tell you if it’s right for you since there can be some complications associated with it.
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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.