If phototherapy is not an option due to logistical ... therapy or switched to a biologic medication. Occasionally PUVA is considered for patients with extremely thick plaques or patients with ...

Those who have undergone phototherapy describe it as a warm sensation over their body. When the treatment is combined with a medication called psoralen, the patient’s body becomes more sensitive to ...

UVA phototherapy has a wavelength between 320 and 400 nm. The depth that the radiation reaches in the skin depends directly on its wavelength; therefore, UVB, having a shorter wavelength, is absorbed ...