Introduction to Pharmacology Flashcards
What does the diagnostic method of choosing drugs include?
Taking a history, examine, lab test urine and diagnostic
Three methods of choosing a drug?
Diagnostic, empirical, symptomatic
What does the emperical method entail?
Using practical experience to decide a drug instead of specific culturing and discovery
What does a symptomatic diagnosis entail?
Never seeing the patient, and treating based on what symptoms the owner says
Drugs SHOULD, but may not….
Shorten the course of disease, prevent the spread, prevents developing chronic problems
What are four possible outcomes of drug use?
No effect, speedy recovery, makes the condition worse, cause new and worse symptoms
What does the regimen of a drug include?
Route, dosage, frequency, duration
What is specific therapy?
Treatment of the cause of the disease
What is symptomatic therapy?
Treats only symptoms
What is supportive therapy?
Treatment that goes day by day
Factors that affect the concentration of a drug and how long it stays in the body..
Dose and route, absorption rate and amount of drug, extent of distribution, rate of metabolism, rate and route of excretion
What is efficacy?
The extent to which a drug causes the intended effects - once it is reached, do not increase the dose
Which organ metabolizes drugs?
Liver
Which organ excretes drugs?
Kidneys
Examples of adverse drug reactions
Rash,
Factors that influence absorption rate
Route, blood supply, use of other meds, solubility of the drug
What causes adverse drug reactions?
Overdose (math error, metabolized differently), improper administration, accidental exposure, bad drug interactions, side effects
Factors that affect distribution
Concentration gradient, barriers, chemical properties of the drug and body, condition of the body