Overview Effects of Melatonin on Insomnia Symptoms in Older Adults Status: Completed Trial end date: 2008-05-01 Target enrollment: Participant gender: Summary This study will determine whether melatonin tablets will increase the sleep of older adults with insomnia. Phase: Phase 2 Details Lead Sponsor: Nalaka GooneratneUniversity of PennsylvaniaCollaborator: National Center for Complementary and Integrative Health (NCCIH)Treatments: Melatonin