Your day has an ending. Give your evening a little intention. After Hours brings doxylamine succinate, trazodone, and melatonin together in one prescription ODT for your bedtime routine. Each tablet contains doxylamine succinate 10 mg, trazodone 50 mg, and melatonin 2.5 mg. Directions: Chew 1 tablet by mouth 30 minutes before bedtime, as prescribed.