"i took trazadone for depression and insomnia. stopped taking it, because my weight would not go down and i was always depressed and &quot;out of it&quot;. started taking amitriptyline  i feel full of energy and not depressed. i also sleep better. i have lost 10 pounds since i started taking it 2 weeks ago. everyone is different, so please consult your doctor or pharmacist. i take 25 mg at night."