MelatoninSide Effects - XML FEED - Medications.com http://www.medications.com/se/Melatonin Recent side effects for Melatonin Taking Melatonin for getting to sleep. 3 mg at bedtime, would fa Wed, 05 Dec 2007 09:30:45 -0500 http://www.medications.com/effect/view/25451 Taking Melatonin for getting to sleep. 3 mg at bedtime, would fall asleep in 45 minutes, around midnight, would wake at 5:30 with severe headache. http://www.medications.com/effect/view/25451