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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.
A guava is a tropical fruit that is found most often in tropical and subtropical areas, and is rarely grown in temperate climates. With the scientific name of Psidium guajava, this fruit is one of many similar species in the same genus, but the âapple guavaâ is the common form found in most markets around the world.