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What is PUVA? PUVA or photochemotherapy is a type of ultraviolet radiation treatment (phototherapy) used for severe skin diseases. PUVA is a combination treatment which consists of Psoralens (P) and then exposing the skin to UVA (long wave ultraviolet radiation). It has been available in its present form since 1976.
Medicinal Plants â Kava. Kava or Kava-kava (Piper methysticum) is a species that is indigenous to the south-western Pacific, and can be found throughout Melanesia and Polynesia, as well as parts of Australia.