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What is a drug?
any substance that positively or negatively alters physiologic function
What is a medication?
a drug specifically administered for its therapeutic effect on physiologic function
What is the primary difference between a drug and a medication?
a. A drug is a chemical substance, while a medication is a drug used for medical treatment.
b. A medication is a drug that has been approved by the FDA, while a drug can be either approved or experimental.
c. A drug is only used for pain relief, while a medication can be used for any medical condition.
d. A medication is always prescribed by a physician, while a drug can be purchased over the counter.
a. A drug is a chemical substance, while a medication is a drug used for medical treatment.
What is the generic name of a drug?
simple chemical name that often identifies the class of medication
What is the trade name of a drug?
the brand name assigned by the drug manufacturer
What is a controlled substance?
type of medication that have government-regulated manufacturing, prescribing, and dispensing requirements
How are controlled substances classified?
schedule 1-5
What is a schedule 1 drug?
it is a drug with no medical use and has a high risk for abuse
What is a schedule 5 drug?
lowest abuse potential and less harmful
How should a narcotic be wasted?
- in front of another licensed individual
- must be recorded
When are narcotics counted?
at the beginning and end of each shift, with two licensed people
What is the goal of medication regulations?
prevent poor outcomes
What is an example of a state regulated drug in Georgia?
marijuana (THC)
What does the GA Nurse Practice Act determine regarding medications?
the licensed nurse is responsible for medication administration
What can result from violations of medication regulations?
- fines
- imprisonment
- loss of nurse license
What is pharmacokinetics?
the study of how a medication enters the body, moves through the body, and is excreted
What are the 4 principles of pharmacokinetics?
- absorption
- distribution
- metabolism
- excretion
What factors affect pharmacokinetics?
- age
- sex
- weight
- genetics
- race
What is pharmacodynamics?
the process in which a medication interacts with the body's cells to produce a biological response
What are side effects?
- predictable but unwanted and sometimes unavoidable reactions to medications
- not life threatening
- ex. nausea, vomiting, diarrhea, drowsiness, headache, insomnia
What are adverse effects?
- severe, unintended, and unwanted drug reactions
- may be unpredictable
What are toxic effects?
- impair metabolism and excretion
- may be lethal
What is anaphylaxis?
- severe allergic reaction
- emergency
- treated with epinephrine, steroids, antihistamines, and hydration
periorbital edema
- swelling of the tissues surrounding the eye or eyes
- seen with allergic reaction
What needs to be recorded when taking a medication history?
- allergies
- prescription medications
- non-prescription medications
- alcohol
- tobacco
- nicotine
- vitamins
- alternative therapies
- illegal drugs
What should be asked when a patient reports a medication allergy?
"What happens when you take this medication?"
What is a prescription medication?
medications that require a legal prescription from a provider
What is a non-prescription medication?
medications that can be obtained without a provider's authorization
What are the 6 rights of medication administration?
- medication
- dose
- time
- route
- patient
- documentation
When should documentation of medication administration be done?
after the medication has been given
What new rights were added in 2003 regarding medication administration?
- to be informed of the name, purpose, and potential SE
- to refuse
- to have an accurate medication history taken by a qualified person
- to receive medications in accordance with 6 rights of medication administration
oral
by mouth
sublingual
placed under the tongue and allowed to dissolve
topical
placed on the skin surface, mucous membranes, or in body cavities
transdermal
- absorbed through the skin
- released slowly
ophthalmic
- administered directly into the eye
- must be sterile
otic
administered to the ear canal
nasal
administered to the nasal cavity
inhalation
sprayed into the nose or mouth
vaginal
administered into the vagina
rectal
inserted into the rectum
What are the 4 parenteral routes of medication administration?
- intradermal
- subcutaneous
- intramuscular
- intravenous
intradermal
injection into the dermis
subcutaneous
injection into the subcutaneous/hypodermis tissue
What route is insulin given?
subcutaneous
intramuscular
injection into a muscle
intravenous
injection into a vein
MAR
medication administration record
PRN
as needed
ac
before meals
pc
after meals
h or hr
hour
bid
two times a day
tid
three times a day
qid
four times a day
q
every
g or gm
gram
mcg
microgram
mL
milliliter
IM
intramuscular
IV
intravenous
PO
by mouth
NPO
nothing by mouth
SL
sublingual
STAT
immediately
SQ
subcutaneous
How many checks should the nurse perform before administering medication?
3
What is done during the 1st medication administration check?
- ensure medication matches the MAR
- calculate the dose
- check the expiration date
What is done during the 2nd medication administration check?
- preparing the medication
- ensure the medication matches the MAR
What is done during the 3rd medication administration check?
ensure the medication matches the MAR at the bedside
Prior to preparing to administer medications to the patient, the nurse should compare the provider orders with what document?
a. Flow sheet
b. Kardex
c. MAR
d. Admission summary
c. MAR
In which situation would sublingual medication be administered?
a. When a patient is unconscious.
b. When a medication needs to be absorbed quickly into the bloodstream.
c. When a medication needs to be applied to the skin.
d. When a medication needs to be administered in a large quantity.
b. When a medication needs to be absorbed quickly into the bloodstream.
What should the nurse do if a medication order appears to be illegible or unclear?
a. Administer the medication anyway and confirm later.
b. Contact the prescribing physician for clarification before administering.
c. Look up the medication in a drug reference guide and administer.
d. Skip the medication until a clearer order is received.
b. Contact the prescribing physician for clarification before administering.
Which of the following is the most appropriate action if a patient experiences adverse effects from a medication?
a. Discontinue the medication immediately and contact the healthcare provider.
b. Wait for the reaction to subside on its own.
c. Increase the dose of the medication to counteract the adverse effects.
d. Administer the medication with food to minimize the side effects.
a. Discontinue the medication immediately and contact the healthcare provider.