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Class notes
NURS 251 Module 1 pharmacology LATEST EDITION 2024
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---43January 20242023/2024
- Pharmacology is the study or science of drugs. What is a drug? 
A drug is any chemical that affects the physiologic processes of a living organism. Commonly, the term drug refers to any medication that is used for diagnosing, curing, or treating disease. 
 
Drug Effects 
Drugs have many different effects on the body including the following: 
(1)	therapeutic effects, 
(2)	side effects, 
(3)	adverse effects and 
(4)	toxic effects. 
 
1.	Therapeutic effect is the desired drug effect to alleviate so...
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