At Medscape.com
BTW on an earlier post ran across this and thought I would pass on from article http://www.medscape.com/viewarticle/563447?src=mp


The patient's medical history is also important. Melatonin should be avoided in patients with a history of seizures, as it lowers the seizure threshold. It should also be avoided during pregnancy because of its potential to alter pituitary-ovarian function, induce uterine contractions, or cause developmental disorders in the fetus.[8]


"All I want is a weeks pay for a day's work"
Steve Martin