Pharmaceutical drugs tend to be categorised into drug classes. A group of drugs will share a similar chemical construction, or hold the similar system of motion, a similar related mode of action or target the identical disease or relevant ailments.[five][six] The Anatomical Therapeutic Chemical Classification Process (ATC), the most generally applied drug classification procedure, assigns drugs a novel ATC code, which happens to be an alphanumeric code that assigns it to unique drug lessons throughout the ATC procedure.

Prescription drugs are usually made by pharmaceutical corporations and are frequently patented to give the developer exceptional rights to produce them. All those that are not patented (or with expired patents) are called generic drugs due to the fact they are often made by other firms with out limits or licenses from your patent holder.[22]

No business uses; currently being investigated as therapy for 메이저 사이트 remedy-resistant despair under rigid professional medical supervision.