Depressant Index Alprazolam Amisulpride Aripiprazole Bromazepam Bupropion Dextromethamphetamine Diazepam Dimethyltryptamine Fluoxetine Ketamine L-Tryptophan Lorazepam Melatonin Mirtazapine Oxitriptan Phencyclidine Pregabalin Sertraline Zolpidem