What is Medicine?

Drugs under the Drug Act, B.E. 2510 (1967) and its amendments, means:

1. Substances recognized by pharmacopoeias notified by the Minister of Public Health; 
2. Substances intended for use in the diagnosis, treatment, relief, cure or prevention of human or animal diseases or illnesses;
3. Substances which are pharmaceutical chemicals or semi-processed pharmaceutical chemicals; or
4. Substances intended to affect the health, structure or function of human or animal body.