Week 6: Pharmacology Flashcards
(157 cards)
The study of the biological effects of chemicals
Pharmacology
___ deals with drugs effects on the body and the body’s response to drugs
Brach of pharmacology that uses drugs to prevent, treat, and diagnose disease.
Clinical pharmacology (pharmacotherapeutics)
Nurses monitor for _____ (what drug is susposed to do) and ___ (what the drug shouldn’t do)
Therapeutic effects
Adverse effects
Drug evaluation
Preclinical trails
Animals
Drug evaluation
Phase 1
Healthy humans
Drug evaluation
Phase 2
Target patients
Drug evaluation
Phase 3
Clinical setting
Drug evaluation
Phase 4
Continual evaluation
Drug names
N-(4-Hydroxyphenyl) acetamide
Acetaminophen
Tylenol
Chemical Name
Generic Name
Trade Name
U.S. Food and Drug Administration
Assigns drugs to a category of
Nonprescription
Prescription
Prescription can be divided into 2 more catagories
Controlled / Uncontrolled
How many schedules are there for controlled drugs
Which has no medical use in the US
5
Schedule 1 has no medical use in the US
_____ therapy is used with conventional/ tradicional medicine
Complementary therapy (integrative medicine)
______ is used instead of traditional/ conventional medicine
Alternative
_____ are substances that cause abnormal development of the fetus
Teratogens
When are fetuses most susceptible to teratogenic effects
1st trimester
How the drug affects the body
Replace / substitute for missing chemicals
Increase or Decrease cellular activity
Interfer with the functioning of foreign cells
Pharmacodynamics
How the body acts on drugs
Main processes involved are
Absorption
Distribution
Metabolism
Excretion
Pharmacokinetics
Pharmacodynamics (how drugs affect the body)
Ability to only attack foreign cells
(Penicillin)
Selective Toxicity
Pharmacodynamics (how drugs affect the body)
Interfer with enzyme systems that act as a catalyst for chemical reactions
(Lisinopril)
Drug-enzyme interactions
Pharmacodynamics (how drugs affect the body)
Receptor sites
Agonists (Morphine or Naloxone)
Antagonist (Morphine or Naloxone)
Agonist = Morphine
Antagonist = Naloxone
Pharmacokinetics (what the body does to the drugs)
_____ is the amount of drug needed to cause a therapeutic effect
Critical concentration
Drug dissolves in GI tract to be absorbed
Tabs and capsules will dissolve in the stomach and esophagus
______ do not dissolve until they reach the Alkaline small intestine
This process describes the _____ Phase
Enteric coated
Pharmaceutic Phase
Pharmacokinetics (what the body does to the drugs)
___ is moving a drug into the body for circulation
Absorption
Pharmacokinetics (what the body does to the drugs)
____ involves the movement of a drug to the body’s tissues
Factors that affect are
Circulation
Cell membrane
Plasma protein binding
Distribution