Were you looking for information about Melatonin? Meletonin is a common misspelling of melatonin.
Melatonin is a naturally occurring hormone that is popular in supplements, especially for treating sleep disorders. These supplements are also claimed to be useful for treating chronic fatigue syndrome, fibromyalgia, and cancer (when used with standard cancer treatment). Most melatonin supplements are synthetic versions of the hormone. Possible side effects include headaches, daytime drowsiness, dizziness, and depression.
(Click Melatonin for more detailed information about the supplement, including a list of other possible uses, an explanation of how the hormone works, and important precautions and warnings to be aware of before starting treatment.)