Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
97 Cards in this Set
- Front
- Back
5 rights of drug administration
|
1)right patient
2)right drug 3)right amount or dose 4)right route 5)right time |
|
Any prescription must have.
(5 things) |
1)Pt's name, date, time order was written
2)Date and time or times drug is to be taken 3)generic or trade name of drug 4)dosage form and route of administration 5)dr's signiture |
|
Can orders be taken verbally?
|
yes. must be signed by dr. in 24 hrs.
ex- John Doe, MD by Jane Doe, RN (VO) |
|
meds given immediately.
written and signed by dr. |
stat orders
|
|
given to pt. as necessary.
frequent pain meds. |
PRN orders
|
|
meds only given once at designated time.
if meds are to be repeated, order must be written |
single orders
|
|
order written and signed
|
written order
|
|
For needles, the smaller the lumen, the _____ the gauge.
|
larger
|
|
What dictates the size and gauge of a needle chosen for a pt?
|
*viscosity
*the pt need |
|
Do you save medication if not all is used?
|
No, never.
|
|
Oral route
|
available in liquid, tablet, capsule
|
|
Specific directions with oral route
|
*pill with enteric coating(capsule) must not be crushed, cut, or chewed
*sublingual or buccal are uncoated and must not be given with water *scored pills may be cut |
|
Is a larger or smaller dose better?
|
larger- it ensures that some of the drug will remain to perform the intended effect
|
|
Parenteral
|
*all equipment besides gloves must be sterile
*skin must be prepped *pt. should be observed 1 hr after injection |
|
Types of parenteral drug administration
|
*intradermal
*subcutaneous *intramuscular(IM) *intravenous(IV) |
|
Intradermal needle specs
|
*25 to 27 g 1/2 inch needle
*5 to 15 deg angle |
|
Whelp will appear at injection site. (don't massage the area)
|
Intradermal
|
|
TB skin test is an example of ____.
|
Intradermal
|
|
Subcutaneous needle specs
|
*23 to 25 g 1/2 to 5/8 inch needle
*45 deg angle |
|
*Injection given in outer aspect of upper arms, abdomen, scapula, ant. thigh
*Only small amounts of nonirritating drugs should be given (don't rub) |
Subcutaneous
|
|
Intramuscular needle specs
|
*18 to 22 g 1 1/2" needle
(22 to 23 g 1" for very thin pt) *90 deg angle |
|
IM sites
|
*upper cheek, side or top of thigh, upper arm
|
|
On IM, what do you do with the needle before injection and why?
|
Aspirate the needle to be sure it is not in a vessel. If blood returns, pull out and find new location.
|
|
What can large doses be given with and why?
|
IM bc of good absorption due to good blood supply in area.
|
|
Used when immediate effect of a drug is needed or can't be injected without damaging body tissues.
|
Intravenous(IV)
|
|
What is the most hazardous method of drug administration and why?
|
Intravenous b/c once the drug is injected directly into the circulatory system the reaction to it is instantaneous.
|
|
Intravenous needle specs
|
18 to 20 gauge 1" long
|
|
Intrathecal needle specs
|
20 to 22 gauge 3 1/2" long
|
|
Venous catheter that is left in place in the vein for designated period of time but isn't attached to IV tubing
|
Heparin or saline lock
|
|
A small infusion which is attached to an adjoining or already existing line; when it has been fully administered the original IV solution is continued.
|
IV piggyback
|
|
A designated amount of drug is given at one time usually over a period of several minutes.
|
Bolus
|
|
Epidural is an example of a _____.
|
Bolus
|
|
A larger amount of drugs that is administered over a longer period of time (from hrs to days)
|
Infusion
|
|
4 things that influences the site of an IV.
|
1)type of drug
2)reason for giving drug 3)age of pt 4)condition of pt |
|
2 things needed to discontinue and IV.
|
1)Dr.'s orders
2)clean cloves |
|
Rules for choosing IV sites.
|
*2 tries, then pass off
*veins in hands and arms are better than legs *don't use vein over a joint |
|
Is RT licensed to dispense drugs?
|
no
|
|
Drugs that have the potential for abuse.
|
Controlled drugs
|
|
Controlled drug.
*Highest potential for abuse, not recognized for medical use. |
Schedule I
|
|
Controlled drug.
*Written prescriptions by MD. No phone renewals unless emergency, then prescrip within 72 hrs. |
Schedule II
|
|
Controlled drug.
*Prescriptions must be rewritten after 6 months or five refills. May be phone ordered. |
Schedule III
|
|
Controlled drug.
*Prescriptions are required to be rewritten after 6 months or five refills. |
Schedule IV
|
|
Controlled drug.
*Drugs my be dispensed as any non-narcotic prescription drug. Some may be purchased without prescription. |
Schedule V
|
|
Heroine, LSD, marijuana, meth are examples of _____.
|
Schedule I
|
|
High abuse potential.
Codeine, morphine, amphetamines are examples of ____. |
Schedule II
|
|
Less abuse potential.
Barbituris derivatives, codeine of less than 1.8 grains. |
Schedule III
|
|
Chloral hydrate, meprobromate, phenoberbitals are examples of ____.
|
Schedule IV
|
|
Antitussives, antidiarrheals, codeine expectorants are examples of _____.
|
Schedule V
|
|
What is performed with smallest needle?
|
TB Skin Test
|
|
What is performed with longest needle?
|
Interthecal (spine)
|
|
Drugs considered safe for self-administration.
|
(OTC)Over-the-counter drugs
|
|
All drugs not safe for self administration must have _____ on the bottle?
|
the legend, caution: federal law prohibits dispensing without prescription.
|
|
Name given to a drug by the manufacturer. Same drug may have many _____.
|
Trade name
|
|
Exact chemical formula and always remains the same.
|
Chemical name
|
|
Name given to drug prior to official use-always remains the same.
*aka- official name |
Generic name
|
|
When the drug begins its intended effect.
|
Onset of action
|
|
As the drug is absorbed it reaches a peak concentration level.
|
Maximum therapeutic response
|
|
The length of time a drug is in the body in amounts large enough to be therapeutic.
|
Duration of action
|
|
The time it takes for a drug removal from the body.
|
Clearance rate
|
|
The process that controls absorption, distribution, metabolism and excretion of drug by the body. The whole experience of taking a drug.
|
Pharacokinetics
|
|
Study of drug actions on and interactions with living organisms.
|
Pharmacology
|
|
Do all patients process drugs the same way?
|
no
|
|
Drugs must advance from its dosage form to a form that makes it available to be absorbed.
|
Drug absorption
|
|
Do form of drugs can be absorbed the fastest?
|
liquid
|
|
When a drug is absorbed and taken by the bloodstram to its intended site so it can begin to act.
|
Bioavailability
|
|
The amount of time needed to become bio available depends upon what?
|
*route of administration
*GI mobility *dosage form *interaction with food *interaction with other drugs in pt's system |
|
Examples of things that affect bioavailability.
|
*food in stomach
*other drugs in system *altering the surface of a drug *severe pain or stress |
|
Which routes do not have first pass effect?
|
*sublingual
*vaginal *parental *buccal |
|
The manner in which drugs are inactivated in the body.
|
Metabolis/Biotransformation
|
|
The center for most drug metabolism.
|
Liver
|
|
An altered metabolic state may allow a drug to _____.
|
accumulate in the body and produce an adverse reaction
|
|
What happens in biotransformation?
|
Drug is metabolized and changed into water-soluble substance.
|
|
Time it takes for 50% decrease in a drug's presence in the body.
|
Half-life
|
|
To maintain a ______ the same amount of a drug must be taken in as it eliminated in each 24 hrs. period.
|
steady-state concentration
|
|
The study of the change in normal physiological function of the body due to a drug.
|
Pharmacodynamics
|
|
Pharmacodynamics may cause alterations in ____?
|
*BP
*heart rate *urinary output * response of central nervous system |
|
Reactions that may take weeks or months to happen or can be immediate.
|
Adverse drug reactions
|
|
Unintended effect and essentially harmless action resulting from a drug.
|
Side Effects
|
|
Harmful side effect
|
Adverse-Reaction
|
|
Drowsiness, allergic or hypertensive reactions. Some drugs may produce blood dyscrasis, bleeding or thrombosis.
|
Adverse-reactions (immediate)
|
|
3 Routes of Drug Administration
|
1)Enteral
2)Parenteral 3)Topical |
|
Types of Internal Admin.
|
*oral
*sublingual or buccal *rectal |
|
Usually most efficient and cost-effective if slower absorption and longer duration are desired.
|
Oral
|
|
Fastest absorption of the enteral route.
|
Sublingual or buccal
|
|
Used if n&v is a problem and pt can't retain meds, a disadvantage is an accurate amount of dosages if difficult.
|
Rectal
|
|
Administration that requires surgical aseptic technique invasive procedure.
|
Parenteral
|
|
Administration through the GI tract.
|
Enteral
|
|
5 types of Parenteral admin.
|
1)Intradermal
2)Subcutaneous 3)Intramuscular 4)Intra-arterial 5)Intravenous |
|
In Parenteral, the most rapid response. Most often used in administration contrast agent in rad.
|
Intravenous
|
|
Drug administration through skin, eyes, nose, throat, vaginal, rectal, mucosa.
|
Topical
|
|
Topical drugs(hormones) applied for systemic effect. (Skin ailments and systemic treatment)
|
Transdermal
|
|
Chosen selectively for use according to their ability to inhibit or destroy particular bacteria, fungi, protozoa, viruses or other parasites.
|
Drugs used to treat infections
|
|
Iodinated contrast media
*a feeling of flushing or warmth, nausea, headache, pain --response--notify nurse/dr., apply warm compress, watch pt. |
Side effects
|
|
Iodinated contrast media
*itching of nose or eyes, anxiety, cough, hives |
Minor reactions
|
|
Iodinated contrast media
*stop injection, call nurse, stay with pt. |
Response
|
|
Iodinated contrast media
*vomiting, coughin, difficult breathing, chest pain --response--stop injection, call nurse/dr., place in semi-fowlers, call Dr. Heart |
Secondary reactions
|
|
The drugs that RT works with the most.
|
Intravascular & Iodinated Contrast Media
|