Week 12: Geropharmacology Flashcards
What percentage of individuals take more than 5 medications
33%
How does the number of adverse drug reactions increase?
With the number of medications in use
Pharmacokinetics
The movement of medication in the body from the point of administration through, absorption, metabolism and to excretion
What form of medications is the fastest to absorb?
Liquids
How fast are medications administered through the IV?
Immediately
Fastest to slowest absorption enteral
Rectal
Nasogastric
Oral
Fastest to slowest absorption parenteral
IV
Intramuscular
Subcutaneous
Intradermal
Fastest to slowest absorption mucosa
Lungs
Tongue
Through skin
On skin (topical)
How does distribution work?
Transportation of the drug via the blood to the target organ
How is the medication broken down in metabolism?
The body modifies the chemical structures of the medication into water soluble compounds
How does the medication excrete?
Through elimination, sweat, saliva, breathing
The unused drug molecules are removed from their sites of action
Why are medications given?
To cure disease
Relieve symptoms
Prevent disease
Replace natural body substances
Pharmodynamics
Interaction between different medications
Chronopharmacology
Relationships between biological rhythms and variations with the body’s response to the medication
Potentiation
Decreasing the individual doses and frequency of medications for the older adult
