t2 Flashcards
(66 cards)
What is the definition of medication?
A substance administered for the diagnosis, cure, treatment, or relief of a symptom or for prevention of disease
Also called DRUG
What should a nurse consider when administering drugs?
The general principles related to drug administration
* The various types of drugs and their uses
* Minimum and maximum dosage of drugs
* Effective means of administration
* Signs of idiosyncrasy or allergies
* Factors affecting method and time of administration
* New drugs appearing in the market
Medications may be given before or after meals
What is a prescription?
Written direction and administration of a drug
If not available at the pharmacy, it should be written as “Doctor Garcia - signature ng nurse”
What is the purpose of a pharmacopoeia?
A book containing a list of products used in medicine, with descriptions, chemical tests for identity and purity, formulas, and prescriptions
Example: USP - United States Pharmacopeia
What is drug standard?
Drugs may have natural sources or may be synthesized in a laboratory. They must be pure and of uniform strength for predictable effects
Approved by FDA for exact strength and activity
What is the scope of nursing as defined in RA 9173?
A person practicing nursing initiates and performs nursing services to individuals, families, and communities in any health care setting
Includes care during all life stages
What are the legal responsibilities of nurses regarding drug administration?
Nurses are responsible for their own actions regardless of written orders and must recognize limits of their knowledge and skills
Administering incorrect dosages makes the nurse responsible
What are the therapeutic effects of drugs?
Palliative, Curative, Supportive, Substitutive, Chemotherapeutic, Restorative
Each type addresses different medical needs
Define side effect and adverse effect.
Side Effect: unintended secondary effect of a drug
Adverse Effect: more severe than side effects, may justify discontinuation of a drug
What is drug toxicity?
Deleterious effects of a drug on an organism or tissue
What are common mild allergic responses to drugs?
Skin rashes, Pruritus, Angioedema, Rhinitis, Lacrimal tearing, Wheezing, Vomiting
What is drug tolerance?
a person has unusually low physiologic response to a drug and requires an increase in dosage for therapeutic effect
What is cumulative effect in pharmacology?
The increasing response to repeated doses of a drug when the rate of administration exceeds the rate of metabolism or excretion
Define drug interaction.
Occurs when the administration of one drug alters the effect of another drug
What are the two types of drug dependence?
- Physiologic dependence
- Psychologic dependence
What is the definition of illicit drugs?
Street drugs sold illegally, taken for their mood-altering effects
What does half-life refer to in pharmacology?
The time interval required for the body’s elimination processes to reduce the concentration of the drug in the body by one-half
What factors affect the rate of drug absorption?
- Blood flow
- Stress
- Food
- Exercise
- Solubility of the drug
- pH
- Drug concentration
- Drug form
What are the essential parts of a drug order?
- Full name of the client
- Date and time the order is written
- Name of the drug to be administered
- Dosage of the drug
- Frequency of administration
- Route of administration
- Signature of the person writing the order
What is a ‘stat order’ in medication administration?
Indicates that the medication is to be given immediately and only once
What is the metric system’s basic unit of measurement for weight?
Gram (g)
Convert 10 grams to milligrams.
10,000 mg
What is the formula for calculating dosages for children based on body surface area?
Child’s dose = surface area of child (m2) / 1.7 m2 * normal adult dose
What is the significance of the NDC?
Every prescription medication has a unique identifying number assigned by federal law