intro to pharm Flashcards
what is a drug
any substance that affects the living system
what are drugs used for
treatment of disease
prevention of illness
diagnosing a disease condition
pharmacodynamics
what the drug or medication does to the body
agonist
stimulates a cell
antagonist
stop cell from doing something
partial agonist
does both
binds- only cause certain reactions
pharmacokinetics
how medications travel through the body
- absorbed
- distributed
- metabolized
- excreted
absorption
movement to bloodstream
distribution
how med travels to where it needs to be
metabolism
transformation of meds as it being used up active or not usually in liver
excretion
- getting it out of the body
- usually through kidneys
genone
- specify tailored medications
- helps with certain populations of people
generic name
official name only one per drug
trade name
name created by the company requesting initial fda approval for the drug
routes of meds- oral
- oral
- sublingual
- buccal
- nasogastric
- gastrostomy tube
routes of med- topical
- transdermal
- eye
- ear
- nose
- rectal
- vaginal
routes of med- inhalation
- mdi: meter dose inhaler
- dpi: dry powder inhaler
routes of med admin- parental
- im
- sq
- id
- iv
- epidural
side effects
problematic, but not harmful responses in tissues where the drugs effects are neither needed or wanted
ex) nausea, dry mouth, bradycardia, headache
adverse drug reaction
undesired, inadvertent, unexpected severe response to a medication
ex) anaphylaxis
nursing interventions for adr
- closely monitor
- recognize side effects or ADR as related to the medication
- assess your pt condition
- call for help/ notify the provider
- administer treatment/ antidote per providers instructions
- continue to monitor pt. closely or reversal of symptoms
- document
interactions drug-drug
make sure they work well together
interactions drug- food/drink
certain food change reactions
contraindications
reasons to not give meds
- certain diseases
precautions
- pediatrics
- older adult
- pregnancy
medication order
patient medication name dose route time
who can give an rn a medication order
- provider
- nurse practitioner
- pa
- aprn
- crna
- dnp
- doctor of osteopathic
how can orders be given
written/electronic
telephone
verbal
DO NOT use
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