Pharmaceutical drugs are usually categorised into drug classes. A group of drugs will share an identical chemical construction, or provide the similar system of motion, the same associated mode of motion or concentrate on the same illness or associated diseases.[5][six] The Anatomical Therapeutic Chemical Classification Process (ATC), the most widely used drug classification procedure, assigns drugs a unique ATC code, which happens to be an alphanumeric code that assigns it to distinct drug 토토 갤러리 lessons in the ATC method.
Prescription drugs are typically made by pharmaceutical firms and are frequently patented to provide the developer exceptional rights to generate them. People that are not patented (or with expired patents) are identified as generic drugs considering that they can be made by other businesses without the need of constraints or licenses from the patent holder.[22]
Early use. Working with drugs at an early age could potentially cause improvements in the creating brain and improve the chance of progressing to drug addiction.