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96 Cards in this Set

  • Front
  • Back

Arrange the routes of medication administration in descending order of absorption

1. intravenous


2. intramuscular


3. Subcutaneous


4. Oral

what precautions should the nurse take to prevent infection during injection administration?

1. Cover the tip of the syringe with a cap


2. Clean the skin with an antiseptic swab


3. Avoid touching the needle with the contaminated area

The patient tells the nurse "it feels like the medication is stuck in my throat". What should the nurse tell the patient?

1. drink fluids after swallowing


2. crush certain medications and put them in pudding


3. eat a small amount of food after swallowing

The nurse is administering medications to a 4 year old. The mother states "I don't remember my child ever having that medication" what should the nurse do next?

Withheld medications and verify the prescription

The nurse has been assigned to give a medication in the dose of 10 mg/kg to a patient weighing 44 lbs. How many mg's should the nurse give?

44/2.2 = 20 kg


20 x 10 = 200 mg

How should the nurse position the patient that has to undergo administration of a nasal spray?

- tilt the head slightly back


- Have the patient lay in the supine position with the head tilted slightly back

The various steps of vaginal suppository administration in order

1. Lubricate the applicator or suppository using a water soluble gel


2. expose the vaginal orifice with non dominant hand


3. Fully insert the applicator, using a rolling motion inserting downward and backward.


4. instruct the patient to remain on her side for 5-10 minutes

IM injection site for a 6 month old?

Vastus Lateralis

IM injection site for children and adults?

deltoid

4 mg morphine sulfate ordered. Medication comes in an ampule reading 10 mg/1mL. How many mL's should be administered?

(ordered dose/dose on hand)


= 4/10 = 0.4 mL

Which instructions does the nurse give to a patient who is administering a transdermal patch?

1. Mark the patch with the date and time before applying it.


2. Rotate placement site of the patches to prevent irritation


3. fold the old patch so that it sticks to itself before disposing of it.

The nurse administers an opioid analgesic to a patient. Which vital sign does the nurse delegate to the aid?

Respiratory Rate

A medication has a minimum effective concentration of 25 mg/dL and the therapeutic range is 25-100 mg/dL. What is the plasma concentration above which the toxic effects of the drug may appear?

100 mg/dL. The highest reading of a therapeutic range is the plasma concentration

If the half life of a drug is 4 hours, and the nurse administers 1g of the drug, how many hours does it take to reach 250 mg of the original dose?

If a drug has a half-life of 4 hours, 50 percent of the drug is eliminated from the body after 4 hours. Therefore, 500 mg will be present after 4 hours. After 8 hours, 25 percent of the original dose will be present in the body. Therefore, 250 mg of the original dose will be present in the body after 8 hours.

An elderly obese patient has undergone total hip replacement surgery and has been prescribed low - molecular - weight - heparin (LMWH) enoxaparin. What should the nurse inform the patient about subcutaneous injections?

1. The injection site should not be near any bony prominences


2. the medication is injected into the connective tissue below the dermis

drug

any substance that positively or negatively alters the physiologic function

medication

is a drug specifically administered for its therapeutic effects on physiologic function

Generic name

the official name and is simpler than the chemical name

trade name

or brand name that is assigned by the drug manufacturer

Chemical name

describes the elements of the medications molecular structure

controlled substances

have regulated manufacturing, prescribing, and dispensing requirements.

schedule 1 controlled substance

high potential for abuse - no currently accepted medical use in treatment in the US. EX: Heroin, LSD, and methaqualone

Schedule II controlled substance

high potential for abuse; may lead to severe psychological or physical dependence. Has a currently accepted medical use with severe restrictions. EX: morphine, cocaine, methadone, and methamphetamine

Schedule III controlled substance

lower potential for abuse compared to the drugs in schedules I and II in regard to moderate dependence. Has a currently accepted medical use. EX: anabolic steroids, narcotics such as codeine or hydrocodone with aspirin or acetaminophen, and some barbiturates

Schedule IV

lower potential for abuse relative to the drugs in schedule III; may lead to limited dependence. Has a currently accepted medical use EX: pentazocine, meprobamate, diazepam, and alprazolam

Schedule V

low potential for abuse relative to the drugs in schedule iv. has a currently accepted medical use in treatment in the US. EX: over the counter cough medicines with codeine.

pharmacokinetics

the study of how a medication enters the body, moves through the body, and ultimately, leaves the body.

pharmacodynamics

the process in which a medication interacts with the body's cells to produce a biologic response.

Therapeutic effect

or intended effect, is the desired result of action of a medication.

absorption

the passage of a drug from the administration route to the blood stream

Distribution

the process of delivering the medication to tissues and organs and ultimately to the specific site of action

Metabolism

the process by which a drug is altered to a less active form to prepare for excretion

metabolites

products of metabolism

liver

site of metabolism

elderly precautions

impaired liver functioning causing slower metabolism of drugs

excretion

process removed the less active drug or its metabolites

half life

the expected time it takes for the blood concentration to measure one half of the original drug dose due to drug elimination.

onset of action

the time the body takes to respond to a drug after administration

peak plasma level

indicates the highest serum (blood) concentration

trough

lowest serum level of the medication

side effects

are predictable but unwanted and sometimes unavoidable reactions to medication

adverse effects

are severe, unintended, unwanted, and often unpredictable drug reactions.

Toxic effects

result from a medication overdose or the buildup of medication in the blood due to impaired metabolism and excretion

Allergic reactions

unpredictable immune responses to medications.

anaphylactic reaction

a true medical emergency. Can occur after treatment and can be fatal

idiosyncratic reaction

unpredictable patient response to medication

medication interactions

occur when the drug action is modified by the presence of a certain food or herb or another medication

synergistic effect

occurs when he combined effect is greater than the effect of either substance if taken alone

antagonism

occurs when the drug effect is decreased by taking the drug with another substance, including herbs

drug incompatibility

mixing medications in a solution that causes precipitation or combining a drug with another drug that causes an adverse chemical reaction

Echinacea

uses: Stimulates the immune system; facilitates wound healing; fights flu and cold


side effects and drug interactions: possible liver inflammation and damage if used with anabolic steroids or methotrexate

feverfew

uses: alleviates and helps prevent migraines' relieves pain of arthritis


side effects and drug interactions: increased bleeding; potentiates action of anticoagulants



Garlic

uses: lowers blood pressure and cholesterol and triglyceride levels


side effects and drug interactions: increased bleeding; potentiates action of anticoagulants

Ginkgo biloba

improves memory and mental alertness


side effects: increased bleeding and potentiates action of anticoagulants

Ginseng

increases physical stamina and mental concentration


side effects: can increase heart rate and blood pressure; decreases effectiveness of anticoagulants

Saw palmetto

helps with enlarged prostate and urinary inflammation


side effects: interacts with other hormones

St. John's Wort

alleviates mild to moderate depression, anxiety and sleep disorders


side effects: interacts with antidepressants, birth control pills, cyclosporin, digoxin, and human immunodeficiency virus, and cancer medications

prescription

medications that are dispensed by a pharmacist on receipt of written directions

Components for medication administration

1. patient's name


2. date and time the order is written


3. name of drug to be administered


4. Dosage of drug


5. Route of drug administration


6. frequency of drug administration


7. signature of the person writing the prescription

oral route

by mouth

buccal

against the cheek

sublingual

under the tongue

parenteral

by injection or infusion

topical

on skin or mucous membranes

inhalation

Medications that are taken into the body through the respiratory tract. ex: MDI's and nebulizer

medical tube

nasogastric tube or percutaneous endoscopic gastrostomy

PO

by mouth. It is the safest, most convenient and least expensive route for medication administration



Topical medications

applied to a specific skin surface or mucous membrane of body cavity.

Transdermal patch

topical preparation designed to deliver medications slowly for systemic effects.

parenteral medications

administered through a needle by a route other than topical or through the gastrointestinal or respiratory tract.

4 major sites for injection

1. intradermal


2. Subcutaneous


3. Intramuscular


4. Intravenous

intradermal injection

ID. Shallow injection into the dermal layer just under the epidermis



Subcutaneous injection

Sub - Q, subQ; injection into the subcutaneous tissue just below the skin

Intramuscular injection

IM; injected into a muscle of adequate size to accommodate the amount and type of medication

Intravenous injection

IV; injected into a vein

Syringe and needle size for subQ

syringe selection: 1-3 mL; insulin syringe: 0.5-1 mL with reattached needle


Needle selection: 27-25 gauge, ⅜ -⅝ inch. insulin syringe: 26-31 gauge, 5/16 - ½ inch


site selection: abdomen, lateral aspects of the upper arm and thigh, scapular areas of the back, and upper ventrodorsal gluteal area

Syringe and needle size for Intradermal

Syringe selection: 1-mL tuberculin syringe


needle: reattached 25-27 gauge, ¼ - ⅝ inch


Site selection: inner forearm, upper arm and across the scapula

Syringe and needle size for intramuscular

Syringe: adults - up to 3 mL depending on the site; infants/small child - 0.5 - 1 mL


needle: 20-25 gauge, 1-3 inch/ oil based solutions: 18-20 gauge


Site: Ventrogluteal, vastus lateralis, and deltoid. age of patient and corresponding site:


adult - ventogluteal or deltoid


child - vastus lateralis or deltoid


infant: vastus lateralis

Syringe and needle size for intravenous

Syringe: depends on the amount of medication to be infused


needle selection: Typically a large gauge 1 inch needle; needleless, blunt tip cannula or luer lok used with associated intravenous ports. (do not use needles in a needleless system to access iv ports)


site: vein

safe medication administration

before administering a medication, the nurse should check the patient's MAR or the health care providers prescription, review diet and fluid orders, review relevant laboratory values, and perform a brief physical assessment.

To decrease medication errors:

the nurse should follow only written orders. in an emergency setting, a verbal order may be taken but must be put in writing as soon as possible.

medication error

any preventable event that may cause or lead to inappropriate medication use or patient harm while they medication is in the control of the health care professional; patient or consumer.

types of medication errors:

some cause harm to the patient directly (excessive dose), others fail to treat the patient's illness (not enough of a dose), giving the wrong drug, giving a med to the wrong patient, or using the wrong route.

if a med error occurs:

determine the effect on the patient and intervene to offset any adverse effects of the error. Actions include immediate and ongoing assessment, notification of the prescribing physician, initiation of interventions as prescribed to offset any adverse effects, and documentation relating to the event.

Six rights of medication administration

right drug


right dose


right time


right route


right patient


right documentation

three checks

1. verifying that the med matches the MAR, calculating the dosage, checking the expiration date of the drug


2. preparing the medication and again checking the med label to the MAR


3. recheck of the label again before returning the med to storage place or re checking of the label a final time against the MAR before opening the package at the bedside.



preventing med errors

following hospital policy for patient identifiers, giving med prepared by the person giving them, double checking doses, verifying high risk drug doses with a second nurse, addressing patient questions about the meds, and understanding why the patient is being given a certain medication.

Patient rights

- The right to be informed of the name, purpose, and potential side effects of medications


- The right to refuse medication


- The right to have an accurate medication history taken by a qualified person


- the right to receive medications in accordance with the 6 rights of med admin.

Assessment:

Information about the patient's allergies to drugs and food and the patient's pregnancy or breastfeeding status is especially critical.

Important Data to be collected:

patient's medical history, allergy information, medication history, including any prescription, over the counter, or alternative therapies; physical examination results, with a focus on medication effects of the body; and relevant lab results.

Common Labs used to monitor medication responses:

electrolytes, serum glucose, complete blood count (CBC), white blood cell count (WBC), bleeding time, blood urea nitrogen (BUN), creatinine, and serum levels of specific medications

Respiratory assessment is performed before administration of a ___________________.

bronchodilator treatment for a patient having an asthma attack

Respiratory assessment:

Respiratory rate, Auscultation of lung sounds, use of accessory muscles, and o2 saturation levels

________ is obtained for 1 minute before digoxin is given

apical pulse


digoxin is a medication that slows the heart rate.

________ is evaluated before administration of a antihypertensive

blood pressure

________________ is evaluated before an antipyretic is administered

temperature