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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 the sweet fruit of the guava tree, which grows in tropical regions of America and Asia. The genus consists of about 100 small trees and shrubs, with the Psidium guajava species being the most cultivated for food.ne is pineapple guava and the other is strawberry guava. Strawberry guava doesn't look like or taste like guava. Pineapple guava looks like guava but is more juicy and sweet. You should try it, it can be found at most groceries.