PSYC62H3 Chapter Notes - Chapter 3: Intraperitoneal Injection, Endothelium, Intrathecal Administration

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Pysc62 chapter 3: basic principles of pharmacology. There is no commonly accepted definition of the word drug : any substance used in chemistry or medical practice. Today, many people use the word as a synonym for a narcotic agent or an illicit substance. A drug is a chemical that affects one or more biological processes however not all chemicals that affect biological processes are considered to be drugs: ex. According to an act, dietary supplements can now be in the market without being tested by the. The fda may not restrict the use of any such supplements until substantial harm has been proven: ex. If the fda could prove that tobacco companies intended for cigarettes to provide nicotine to satisfy an addiction, the fda would have the right to regulate them under the federal food, The manufacturers of alcohol beverages prefer not to view alcohol as a drug.

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