Pharmocology Flashcards
(28 cards)
Intrinsic Drugs
Chemicals the body makes
Extrinsic drugs
Must be taken into the body to change cell, organ, or body action
Pharmacology
Study of drugs and how they work
Intended action
Desired effect, improves body function
Side Effects
Effects on cells or body tissues that were not the intended action
Drug safety is determined by balancing the…
benefit of therapeutic effects against the seriousness of side effects
Chemical Name
Used by chemists who develop and manufacture the drug
Generic name
Used by pharmacists, prescribers nurses, other health care professionals; first letter is lowercase
Brand name
Created by drug manufacturer; first letter is capitalized and followed by a trademark
PINCH acronym
[P]otassium
[I]nsulin
[N]arcotics
[C]hemotherapy
[H]eparin
USP Stands for
United States Pharmacopeia
- Develops manufacturing standards, purity, strength, packaging, and labeling
FDA Stands for
Food and Drug Administration
- Enforces standards set by the USP
DEA Stands for
Drug Enforcement Administration
-All prescribers must register with DEA/ have DEA number
Mechanism of Action
Exactly how a drug changes cell activity
Target tissues
Actual cells or tissues affected by the mechanism of action
Receptor agonists
-Have the right key to turn on cell’s ignition
- Agonist drugs must interact with correct receptor to change cell activity
Receptor Antagonists
Block receptor so intrinsic drug can’t bind with it
Adverse Effect or Adverse Drug Reaction
Harmful side effect, can cause serious health problems
Percutaneous route
By the way of the skin or mucous membranes
Parenteral Route
-Subcutaneous (under the skin)
-Intramuscular (in a muscle)
-Intravenous (in a vein)
Intrathecal (around the spinal cord)
Enteral Route
Oral or Sublingual
Half-life
Time needed for half a dose to be eliminated
Loading dose
Larger first dose of drugs with longer half-life
Peak
The maximum drug blood level
