test 2 intro
blood sugar over ... is high
110
•A client has an order for chloramphenicol, 500 mg every 6 hours. The drug comes in 250 mg capsules. How many capsules would the nurse administer per dose?
2 capsules •Cap/250mg x 500mg/1= 2
medication reconciliation
A procedure to maintain an accurate and up-to-date list of medications for all patients between all phases of health care delivery.
Liquids, suspensions & elixirs:
Determine if meds need to be shaken or diluted. especially with PEG tube
trade name
brand name. selected by the pharmaceutical company that sells the drug. a medication can have several trade names when produced by different manufacturers
prescription
hospitals order the medication prescription is taken outside of the hospital
examples of allergic reaction
swollen face bumps rashes
nasal drops
•Patient should be supine. Head up. •Hold dropper 1 cm (1 inch) above nares. •Instruct patient to breathe through mouth, stay supine, and do not blow nose for 5 minutes after putting in drops.
excretion
process of removing a drug or its metabolites from the body. kidneys excrete most drugs through urine the lungs are a primary route for the excretion of gaseous substances such as inhalation anesthetics
vaginal
- Position pt. supine with knees bent and feet flat on bed. (dorsal recumbent) •Usually comes with an applicator. •Have pt. remain in this position as directed on package. •Document procedure and outcome in nurse's notes and MAR. put blue pad under
ears (ear drop)
-Can be administered with patient sitting or in side-lying position. -Straighten the ear canal by pulling the auricle upward and outward for adults; or down and back for children under 3. Hold dropper 1 cm (1/2 inch) above ear canal. (put on side)
nasogastric tube and gastric tube
-Do not give sublingual medication Do not crush: extended/time release enteral feeding through ng tube only use ng tube if problem will be fixed within 14 days, not for permanent use flush tube before and after giving medication with 30 ml water. mix meds with 15 mL and then use another 15 mL to get it all the way down
Routes of Parenteral Administration
-Intradermal (ID) : under skin -Subcutaneous (SQ) : in fatty part of tissue -Intramuscular (IM) : inner muscle -Intravenous (IV) : inner vain
elderly adults
-No child proof containers - flip top to the other side (upside down) so they can open it -Containers for the week -Income limitations -Multiple physicians and pharmacies (polypharmacy)
ensuring correct administration
-right reason - if the reason doesn't make sense then clarify the meds -right assessment data - check bp when giving bp meds -right education -right response - therapeutic response .. is it working?
A nurse is caring for an adolescent client who has pneumonia and a prescription for cefpodoxime 5 mg/kg PO every 12 hr for 5 days. The client weighs 88 lb. How many mg should the nurse administer per dose? (Round the answer to the nearest whole number. Use a leading zero if it applies. Do not use a trailing zero.) ___________________Mg
200 mg
subcutaneous injections have a ...
Absorption is slower - adipose tissue just below the epidermis and dermis
A nurse preparing medication for a client is called away to an emergency. What should the nurse do? A. Have another nurse guard the preparations. B. Put the medications back in the containers. C. Have another nurse finish preparing and administering the medications. D. Lock the medications in a cart and finish them upon return
D. Lock the medications in a cart and finish them upon return
Nursing History
OTC meds - over the counter medication Bronchodilators - inhalers Coumadin - blood thinners
Six Rights of Medication Administration
Right patient Right medication Right dose Right route Right time Right documentation
sublingual route of administration
Sublingual (under tongue): Warn patient not to chew or swallow the med or drink any liquids with it.
multi-dose vial
a container that has several doses of a medication in it. usually insulin always label when opened with initials and date it was opened
allergic effect / allergic reaction
an immune system response that occurs when the body interprets the administered drug as a foreign substance and forms antibodies against the drug. symptoms may become more severe each time the drug is introduced into the body can be mild or severe unpredictable response to medication
topical medication (creams)
apply with glove on, tongue blade or applicator, cotton-tip applicator -Dressing change/medication application is painful, administer pain medication ½ hour before starting procedure.
PRN order
as needed order patient has to ask for it
when giving an infant liquid medicine you place it
between gum and cheek to prevent aspiration
formula for how much insulin to give
blood sugar minus 100 divided by 20
drug tolerance
body is accustomed to the medication might have to up the dosage to get the desired effect
which order would the nurse need to contact the primary healthcare provider to clarify? A. Furosemide 20mg PO every morning before breakfast. B. Diltiazem 120mg PO every day. C. Ampicillin 500mg by mouth D. Nitroglycerin 0.4mg PO Stat
c. ampicillin 500 mg by mouth no frequency is listed
the nurse is administering the first dose of an intravenous infusion of an antibiotic. which statement made by the client is a cause for concern? a. i feel hungry b. i feel like i need to urinate c. i feel like my back and my arms are itching d. i feel very tired
c. i feel like my back and my arms are itching this is not a normal for an antibiotic
factors affecting drug action
certain variable can influence the action or effect of a medication developmental consideration, weight, biologic sex, genetic and cultural factors, psychological factors, pathology, environment, and timing of medication administration
chemical name
chemical that makes up the drug
how to help patient swallow medication
chin tucked to chest and stroking underside of chin and throat.
STAT or now order
do it now
trof
drop in medication toxic drugs
drug interactions
drugs interact with other medications or herbs ALWAYS get a complete list that is inclusive to ALL medications that the patient takes including over the counter medication like ibuprofen or advil
oral route of administration
easiest and most commonly used slower onset of action -The patient should be sitting in semi-fowler's position. Give med with 60 -100 ml of fluid (usually water) if allowed. -Monitor pt. for vomiting, absence of gag reflex, difficulty swallowing, & decreased LOC. if this is happening don't give meds by mouth -Do not mix with large amt. food or drink. -Enteric-coated or time-released must be swallowed whole. -Need to know if medication can be taken with food or on empty stomach.
tetrogenic effect
effects fetus and they do not develop correctly
therapeutic effect
expected response or expected effect
abdomen has the .... absorption rate of insulin
fastest
allergies
first thing to inspect before giving meds hypersensitivity to something
if you draw medication up you MUST
give the medication. no one else can give your medication and do not gie anyone else's medication
ampule
glass that holds medication break the glass away from you draw up medicine with filter needle, change the needle, then give meds
drug classification or drug classes refer to ...
group of drugs that share similar characteristics.
diameter decreases with ..
higher number needle
peak
highest the medication hits toxic drugs
inhalation
if you are using different medication wait 1-2 minutes between puffs •Can use spacer. goes on end of inhaler for easier use •DPI (Dry power inhalers): Do not shake. Place mouth piece between lips. really strong inhalation. have to rinse mouth after or you can get a yeast infection. used for corticosteroids shake inhaler, pt blow out normally, then inhale and hold for 8-10 seconds with an MDI •Have patient exhale and then inhale medication deeply through mouth for 3-5 sec., then hold breathe for 5-10 sec. with DPI
one-time order
is given one time and then medication is done
transdermal route of administration
medication in a skin patch and absorbed through the skin. wear gloves so you don't give medication to yourself cannot place on hairy sites rotate sites do not put on raw area of skin do not throw away in trash can - put in biohazard container
Handling controlled substances
must be locked, medication is counted every shift, and if there is any waste needed another nurse must watch
distribution
occurs after the drug has been injected or absorbed into the bloodstream the drug molecules are transported throughout the body to where they take action
generic name
official name identifies the drugs active ingredient and is the name assigned by the manufacturer that first develops the drug
DO NOT leave meds ..
out. you must lock them up
parts of the order
patients name and secondary identifier (date of birth) date and time the order is written name of drug to be administered dosage route to be administered (oral, buccal, iv) frequency (every 4 hours, every 6) signature of prescribing provider
drugs are classified in two primary ways ....
pharmaceutical class and therapeutic class
how does psychological factors affect drug action?
placebo effect giving a placebo is unethical without approvement
side effect
predictable and often unavoidable ... NOT ADVERSE REACTIONS and NOT ALLERGIES ex: diarrhea when on antibiotics or pain medication causes nausea and constipation
therapeutic classification
refers to the clinical indication for the drug of therapeutic action ex: antibiotics or antihypertensive
pharmaceutical classification
refers to the mechanisms of action, physiologic effect, and chemical structure ex: beta blockers or calcium channel blockers
absorption is influenced by ..
route .. ex: oral meds will take longer than iv liquid solubility : drugs that are more lipid soluble can be absorbed more readilt and pass more easily through cell membrane pH .. ex: acidic meds work better in an acidic environment blood flow dosage .. ex: loading dose gets it at therapeutic level then maintenace level
thighs have a .... absorption rate
slower
vial
small bottle containing medicine or other liquids •Keep the needle below the level of the fluid •Maintain sterility of the plunger. if you open the bottle for the first time and do not touch the rubber stopper then it is sterile, if it already open you have to clean it
diameter increases with ...
smaller number needle
how does cultural and genetic factors affect drug action?
some cultures do not believe in taking medication some cultures believe in herbal medication
toxic effect
specific groups of symptoms related to drug therapy that carry risk for permeant damage the organ or system affected by the toxicity is used to name the toxicity ex : ototoxic : harmful to ears
if you are inserting a needle subcutaneously you insert in ...
the back of the arm, abdomen, or anywhere where there is at least 2 inches of fat
metabolism
the change of an active drug from its original form to an inactivated or new form most drugs are inactivated by the liver and transformed to inactive substances for excretion
Pharmacokinetics
the effect the body has on the drug. movement of drug molecules in the body in relation to the drug's absorption, distribution, metabolism, and excretion
Absorption
the process by which the drug is transferred from its site of entry into the body to the blood stream
types of medication action
therapeutic effect and side effect
thicker viscosity of medicine needs a
thicker needle
sublingual meds
under the tongue and a little faster working than oral
adverse reaction
unexpected reaction to a drug can be severe and may require discontinuation of the drug ex: morphine causes a sudden drop in blood pressure
idiosyncratic effect
unusual or peculiar response to a drug may be the exact opposite of the expected response
suppositories
use when pt can't swallow, is on NPO, or throwing up -Lubricate suppository. water based Rectal •Place pt. on left side. put blue pad under them •Insert just beyond the internal sphincter. •Instruct pt. to retain med. 20-30 minutes.
single dose vial
vial that contains one dose of medication to be used and then discarded .. do not have to label
how does weight affect drug action?
weigh more then more meds need to be used and vice versa sometimes body surface area is used
verbal orders (VORB)
written order or telephone order repeat back to physician usually in a emergency situation direct admission will have verbal orders
subcutaneous injections
•45 to 90 degree angle - depends on size of the needle •Pinching or bunching the skin for thinner clients. Do not aspirate. •Do not massage site after the injection •3/8" to 5/8" needle •Insulin syringe ONLY for administering insulin
special considerations
•Ask client/family how the client best takes their medication •When mixing drugs, use only a small amount of liquid or food •Enteric-coated and formulated slow-release medications should not be crushed •Remain with client until medication is swallowed
administering insulin
•Insulin: hormone to treat diabetes •Administered by injection because it breaks down in GI •Concentration of 100 units/ml (others exist) •Use correct syringe •Must be checked by another nurse sliding scale
MAR
•MAR - Medication Administration Record •Times for doses Documentation
before preparing the drug the nurse must know
•Maximum drug dosage •Minimum drug dosage •Drug actions - how the drug acts in the body •Drug contraindications •Patient allergies Nursing actions
routes to give medication
•Oral - one of the slowest •Sublingual - faster than oral •Buccal - faster than oral •Parenteral -Subcutaneous -Intramuscular -Intravenous -Intradermal •Topical -Vaginal -Rectal -Skin/Transdermal
older adults
•Polypharmacy - go to diff doctors and end up with diff meds. pt might end up with same meds •Self-Prescribing - ibuprofen (causes GI bleeds) and Tylenol (liver issues) and constipation meds •Over-the-counter Meds same as self prescribing Noncompliance - make sure pt actually is before you document
eye medication
•Right eye= O.D. (Latin: Oculus Dexter) •Left eye= O.S. (Oculus Sinister) •Both= O.U. (Oculus Uterque) no longer use those abbreviations, but still learn Patient should be sitting or supine with head tilted slightly back, looking up at the ceiling. Hold the dropper 1-2 cm ( ½ in to ¾ in) above conjunctival sac Have the client close the eye(s) for 1-3 minutes
maintain clients rights
•Right to be informed of medication, purpose, action and side effects. •Right to refuse med - tell patient what it is for and then document •Right to be informed of experimental nature of med - placebo •Right to receive labeled med
symbols and abbreviations
•bid - twice a day •tid - three times a day •qid - four times a day •hs - hours of sleep •ac - before meals •pc - after meals •with, without •i, ii, iii, iv
subcutaneous
•inject into tissue. -Used for small doses (0.5 to 1 ml) of nonirritating, water soluble medications. -Insulin, Heparin, Lovenox (ALWAYS given in abdomen) (NEVER massage, can increase bleeding) -Use 3/8 to 5/8 in, 25-27 gauge needle. Insulin syringes can be 26-31 gauge. -If you can pull up 2 inches of skin, go in at 90 degree, if not go in at 45 degree angle.
intradermal
•usually used for allergy and tb testing Into the dermis (below the epidermis) •Common sites: forearm, upper back •Tuberculin (TB) syringe •¼" to ½" 25 or 27 gauge needle •Small dose - less than 0.5 mL angle 5 to 15 degrees - usually 15 degrees clean site in circular motion always insert 0.1 under the skin. never more than 0.5
standing orders
routine orders
insertion of needle
•Wipe area with alcohol prep •90 degree IM -Z-Track -Dart •45 to 90 degree SQ : depends on size of the needle •15 degree intradermal