PHARMACOLOGY 1ST LE

Pharmacology

The study of the biological effects of chemicals

Drugs

a chemical substance that alters an organism's function and may or may not have therapeutic effects

Drugs

chemicals that are introduced into the body to cause some sort of change

Pharmacotherapeutics

a branch of pharmacology that uses drugs to treat, prevent, and diagnose disease

● Administering drugs

● Assessing drug effects

● Intervening to make the drug regimen more tolerable

● Providing patient teaching about the drug and the drug regimen

● Monitoring the overall patient care plan to prevent medication errors

Nursing Responsibilities

• Natural sources

• Synthetic sources

Sources of drugs

Natural sources

plants, animals, inorganic compounds, antibiotics, minerals

Synthetic sources

are genetically engineered; drugs that are formed by chemicals

US FOOD AND DRUG ADMINISTRATION

● an agency of the US Department of Health and Human Services that regulates the development and sale of drugs

● FDA-regulated tests are designed to ensure the safety & reliability of any drug approved in the country

Drug Recall

pulling out of a drug in the market

1. Pre-clinical trials

2. Phase I studies (20-100 people)

3. Phase II studies

4. Phase III studies

5. Phase IV studies

Stages of drug development