• Is melatonin effective for prevention or treatment of jet lag? 

    Wiser, Deb; Bodle-Shingu, Rebecca (Family Physicians Inquiries Network, 2012-06)
    Melatonin reduces jet lag symptoms in adults. (SOR: A, based on a systematic review of RCTs.) Appropriate dosing is 0.5 to 5 mg of immediate-release melatonin taken at bedtime on the first day of travel and nightly thereafter ...