Assertion: melatonin | /r/ObjectUse | used as part of a treatment plan
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Source sentences:
text: In certain cases, melatonin may be even more effective when used as part of a treatment plan that also includes bright light therapy.
text: Melatonin is also used as part of the treatment program for teens with a circadian rhythm disorder called “delayed sleep phase” in which the natural fall asleep and wake times are much later than normal (by three hours or more) and interfere with normal daily activities.