pharmacology Flashcards
define pharmacology
the study of drugs
define pharmacodynamics
study of the biochemical, physiologic, and molecular effects of drugs on the body
what is pharmokinetics
the movement of drugs within the body
define pharmacotherapeutics
study of therapeutic uses and effects of drugs
define therapeutic
treatment level dose of medication
define prophylactic
preventative level dose of medication
define parenteral
non-oral drug administration
what are the 4 elements of pharmacokinetics
absorption, distribution, metabolism and elimination
what is a drug/ medication
a medicine of other substance which has a physiological effect when ingested or introduced to the body. / Any chemical substance administered for therapeutic purposes, diagnosis, prevention of diseases and relief of symptoms
define PGD’s
Patient group direction = legal framework allowing some registered health professionals to administer specified medicines to a pre-defined group of patients w/o them having to see a prescriber
define PSD
patient specific direction = an instruction to administer a medicine to a list of individually named patients where each patient has been individually assessed by that prescriber.
what are the 6 r’s of drug administeration
Right person
right drug
right dose
right date + time of administration
right route and method of administration
right to refuse
what does opthalmic mean
drugs administered to the eye
What does PR mean
per rectum - rectal
What does PV mean
per vagina - vaginal
what is half-life
the estimated time it takes for the concentration or amount of the body of that drug to decrease by 50%
what are variabilities that affect half-life
age, circulation, diet, excessive fluid, obesity, pregnancy, race, smoking, other drug presence, gender, kidney and liver function
who regulated medicines, medical devices and blood components in the UK
Medical and healthcare products regulatory agency (MHRA)
What system is used for reporting adverse drug reactions
Yellow card reporting system
what stages of medicines do most errors occur
prescribing, transcribing, dispensing and administering
