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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.
Kava is the term used for both the root plant and the beverage made from it. The beverage is prepared from the root of a shrub called the pepper plant, Piper methysticum, found in Polynesia, Melanesia, and Micronesia, including the islands of Vanuatu, Fiji, and Tonga.