medication lab Flashcards
– Nursing Action carried out at the
instruction or order of the Physician.
Dependent
– Nursing Action carried out within the
legal scope of Nursing’s independent domain.
Independent
Study of actions of chemicals on Living Organisms.
Study of drugs & the effects to the Person.
PHARMACOLOGY
– Nursing action performed by the
Nurse in collaboration with other members of the
Health Care Team.
Interdependent
IMPORTANT THINGS TO NOTE BEFORE
ADMINISTERING DRUGS
Name of the Patient
Name of the Drug
Dose
Route (Drug Preparation)
Timing & Frequency
Doctor’s Orders/Signature
Date
– the name assigned by the
manufacturer that 1st developed the drug.
Generic Name
Solid
Capsule
Pill
Tablet
Lozenge/Troche
Trans-Dermal Patch
selected by the drug
company that sells the drug & is copyrighted.
Trade/Brand Name
FIVE RIGHTS
The Right Drug with
The Right Dose through
The Right Route at
The Right Time to
The Right Patient
– powder or gel form of an active drug
enclosed in a gelatinous container, may also be
called liquigel.
Capsule
– Mixture of a powdered drug with a
cohesive material; may be round or oval.
Pill
– small, solid dose of medication,
compressed or molded; may be any color, size or
shape.
Tablet
– small oval, round or oblong
preparation containing a drug in a flavored or
sweetened base, which dissolves in the mouth &
releases the medication.
Lozenge/Troche
– unit dose of medication
applied directly to the skin for diffusion through
skin & absorption into the bloodstream.
Trans-Dermal Patch
Liquid
Elixir
Syrup
Suspension
Solution
Semi-Solid
Ointment
Liniment
Lotion
Suppository
– medication in a clear liquid containing
water, alcohol, sweeteners & flavor.
Elixir
– medication combined in a water & sugar
solution.
Syrup
– semi-solid preparation containing a
drug to be applied externally.
Ointment
– finely divided, undissolved
particles in liquid medium that needs to be
shaken before use.
Suspension
– a drug dissolved in another substance.
Solution
– medication mixed with alcohol, oil
or soap, which is rubbed on skin.
Liniment
– drug particles in a solution for topical
use.
Lotion
– easily melted medication
preparation in a firm base such as gelatin that is
inserted in the body.
Suppository
Therapeutic Actions of Drugs
relieves the symptoms of a disease but does
not affect the disease itself.
relieves the symptoms of a disease but does
not affect the disease itself.
Therapeutic Actions of Drugs
: treats a disease or condition.
Curative
Therapeutic Actions of Drugs
: sustain body function until other treatment
of the body’s response can take over.
Supportive
Therapeutic Actions of Drugs
: replaces body fluids or substances.
Substitutive
Therapeutic Actions of Drugs
: destroys malignant cells.
Chemotherapeutic
Therapeutic Actions of Drugs
: returns the body to health.
Restorative
Rapidly-developing reaction.
Signs & Symptoms may appear on the skin,
respiratory system or the GIT.
Allergy
– life-threatening
reaction that may result in respiratory distress,
severe bronchospasm, tachycardia, hypotension
& cardiovascular collapse. May be treated by
epinephrine, bronchodilators & antihistamines.
Anaphylactic Reaction
Symptoms & signs of allergy to drugs:
Fever
Diarrhea – GIT
Urticaria – Local Effect
Rash– Local Effect
Nausea – GIT
Vomiting – GIT
– taking in a lethal dose of medication.
Overdose
WHAT EFFECT OF DRUGS
The body cannot metabolize one dose of the
drug before another dose is administered.
The drug is taken in more frequently than it
is excreted & each new dose increases the
total quantity in the body.
May cause permanent damage to the
kidneys or liver.
Cumulative Effect
WHAT EFFECT OF DRUGS
The drug produces a disease condition.
Iatrogenic Effect
WHAT EFFECT OF DRUGS
It is the unexpected peculiar response to drug,
either over response, under response, different
response than expected.
Unexplained response
Idiosyncratic Effect
Effects of one drug are modified by the prior on
concurrent administration of another drug. Thereby
increasing or decreasing the pharmacological effect.
Drug Interaction
Conjoint effect of two drug is less than the effect of
drug acting separately
Drug Antagonism
The combined effect of two drugs produces a result
equals the sum of the individual effects of each agent.
Drug Summation
The concurrent administration of two drugs in which
one drug increases the effect of the other drug.
Drug Potentiation
The combined effects of drugs is greater than the sum
of each individual agent acting independently
Drug Synergism
DRUG NOMENCLATURE
: Precise description of the drug’s
chemical composition.
Chemical Name
DRUG NOMENCLATURE
: The name assigned by the
manufacturer that first develops the drug. Often
derived from the Chemical Name.
Generic Name
DRUG NOMENCLATURE
: The name by which the drug is
identified in the official publication.
Official Name
DRUG NOMENCLATURE
:Also referred to as the Brand Name or
Proprietary Name. Selected by the drug company that
sells the drug & is copyrighted. A drug can have
several Trade Names but the same Generic Name.
Trade Name
DRUG PREPARATIONS
(Capsule, Pills, Tablets, Extended Release, Elixir,
Suspension, Syrup. )
Oral
DRUG PREPARATIONS
Topical. Drug is applied directly to the body site, usually, the
skin or mucous membranes. ( Liniment, Lotions, Ointment,
Suppository, Transdermal Patch.)
Topical.
DRUG PREPARATIONS
Introduction of medication into the body by a
syringe. ( Vials, Ampules, Pre-Filled Syringes. )
Injectable.
- Study of the movement of drug molecules in the body.
PHARMACOKINETICS
The process by which a drug is transferred from its
site of entry into the body to the bloodstream.
Absorption.
____ medications are usually absorbed more
rapidly than oral medications
Injected
______ medications are absorbed more rapidly than
solid preparations,
Drug Solubility.
Drug accumulates in specific tissues for its action to
take place.
Distribution
Factors That Affect Drug Absorption
Route of Administration.
Drug Solubility.
pH.
Local Conditions at the Site of Administration.
Drug Dosage.
Serum Drug Levels.
Blood Flow.
Pain
Stress
Factors That Affect Drug Distribution
Plasma-Protein Binding
Volume Distribution
Barriers to Drug Distribution
Obesity
Receptor Combination
Also called Biotransformation.
The breakdown of the drug to an inactive form.
Metabolism
The____ is the primary site for drug metabolism.
liver
Factors That Affect Drug Metabolism
Age
Nutrition
Insufficient amount of major body hormones
The _____ excrete most of the drugs. ( most
important route of excretion )
Kidneys
Factors That Affect Drug Excretion
Renal Excretion
Drugs
Blood Concentration Level
Half-Life
VARIABLES INFLUENCING THE EFFECT OF A
MEDICATION
- Developmental Considerations|
- Weight
- Sex
- Genetic & Cultural Factors
- Psychological Factors
- Pathology
- Environment
- Timing of Administration
Certain drugs have a ____ Effect, which are
known to have a potential to cause developmental
defects in the embryo or fetus.
Teratogenic
is a pharmacologically inactive substance.
Placebo
TYPES OF MEDICATION ORDERS
Carried out until cancelled by another order.
The Physician specifies that a certain order is to be
carried out for a stated number of days or times. Once
the stated period has passed, the order is cancelled
automatically.
- Standard Order
TYPES OF MEDICATION ORDERS
As needed, or only when necessary.
Commonly written for post-operative pain medication.
- PRN Order
TYPES OF MEDICATION ORDERS
Carried out immediately and for one time only.
- Stat Order
TYPES OF MEDICATION ORDERS
The medication is only ordered once, at a time
specified by the Physician.
- Single Order
is a chemical agent which acts to maintain,
improve and restore physiologic processes of the body.
medicine is a chemical
– having the Patient Swallow the
medication
A. ORAL ROUTE
SR
Sustained Release
XL
Extended Release
CR/CRT
Controlled Release
SA
– Sustained Action
LA
Long Acting
Check medication 3 times before
taking to the client:
o When taking the medication
from the storage area
o Before placing medication
into the medicine rack/glass
o Before placing medicine to the
storage area
Give medications one at time. Give
____
last
liquid medications and cough syrup
– drugs that is placed under the
tongue, where it dissolves.
B. SUBLINGUAL ROUTE