What is a diagnostic drug?
What is a diagnostic drug? Medications for Diagnosis and Investigation. Refers to something that is used to determine the cause of an illness or disorder. What are the different classification of drugs? DREs classify drugs in one of seven categories: central nervous system (CNS) depressants, CNS stimulants, hallucinogens, dissociative anesthetics, narcotic analgesics, inhalants, and cannabis. […]