Exam (elaborations)
Introduction to Pharmacology ATI. Pharmacology For Nursing Practice (NR-293)
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- Chamberlain College Nursing
Pharmacology For Nursing Practice (NR-293)
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Intro to Pharmacology Made Easy ATI August 2017 Introduction:
Dealing with neurological, musculoskeletal, respiratory, cardiovascular, hematologic,
gastrointestinal, reproductive, urinary, endocrine, and immune system, pain/inflammation, &
infection.
•PME Systems :
neurological, musculoskeletal, respiratory, cardiovascular, hematologic, gastrointestinal,
reproductive, urinary, endocrine, and immune system, pain/inflammation, & infection.
•Drugs in the Same Category
•Act in similar manner
•Share many of the same:
Therapeutic effects positive effect on the body
Side/Adverse effects negative effect on the body
Contraindications & precautions
Administration considerations
Generic vs. Trade/Brand Name
•Difference
•Generic name: company develops drug & gives it official name (acetaminophen).
Not capitalized.
•Brand name: drug’s commercial name, which can vary (Tylenol)
•Generic drugs are cheaper & insurance companies prefer generic because it helps
keep the cost down.
•Therapeutic Equivalence
•Generic & brand name have same chemical composition.
•Generic drug is interchangeable w/ brand name.
•FDA conducts studies.
Prescriptions vs. Nonprescription
•Prescription Drugs (requires a prescription)
•Federal government identifies as harmful if there isn’t supervision of
administration.
•Must have a prescription written from a
Physician
NP
PA
•Antibiotics ( treat infection), Antihypertensive(treat high BP), Diuretics (promote
urination), Narcotic Analgesics( drugs for pain relief)
Rocephin (ceftriaxone (generic name)), Capoten (captopril), Lasix
(furosemide), Sublimaze (fentanyl)
o Nonprescription
•Don’t require prescription b/c relatively safe to take without a supervision. Can
purchase at drug or grocery stores.
•Should be included in the drug history assessment
•Can interact w/ other drugs
•Relatively safe to take w/o supervision
•Aren’t less effective than prescription drugs
•Tylenol (acetaminophen), Advil(ibuprofen), Benadryl(diphenhydramine),
Claritin(laratadine), Zantac (ranitidine)
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, Pharmaceutics
•Addresses various drug forms:
Dissolution
Absorption rate
Onset of action
o Oral Drugs
•By mouth
•Forms:
Tablets
Capsules
Liquid
•Through mouth but inhaled into lungs, usually powder form.
the chart shows how fast they absorb
•Delayed Release
Enteric coated (EC): dissolvers when drug reaches intestine
o Don’t crush or chew the tablet
Extended Release (ER): releases drug over a period of time
Extended Length (XL)
Sustained Release (SR or XR)
Sustained Action (SA)
Immediate release form: expedites release of drug
o Parenteral (Injectable) Drugs
•Administration
Intravenously (IV): into vein
•Immediate & complete absorption
•Immediate Onset
Subcutaneously (subQ): into subcutaneous tissue
Intramuscularly (IM): into muscle tissue
•These 2: rapid absorption if highly water soluble & good blood flow
•Slow absorption if poorly water-soluble & blood flow is impaired.
•Onset is variable.
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