1
Pharmacological Prefixes and Suffixes
Common Medications Overview
Week 1
REX PN Test Information and Format
The number of questions will vary from 90 to 150 in a 4-hour limit. There will be
30 pilot questions throughout the exam that are not scored, making the maximum
number of questions you can answer 150.
This exam is mainly multiple-choice but will also include multiple response (SATA
Select all that apply) and fill-in-the-blank calculations, as well as questions regarding
graphs or exhibits.
You cannot skip any questions and a calculator will be provided on the computer.
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The exam is a Computerized Adaptive Test (CAT) which is a system that uses your
previous question to determine the difficulty of the next question. That means that
every time you answer a question, the computer will estimate your ability level based
on your previous answers and how difficult they were.
You will pass the exam when the computer determines you are above the passing
standard.
What’s on the Exam?
The exam will cover 8 domains:
Test Plan Structure Based on Client Care Needs
Client care needs are the framework for the REx-PN. They provide a universal structure for
defining entry-level nursing actions and competencies, while focusing on clients in all settings.
The REx-PN Test Plan is organized as follows, with a percentage of test items assigned to each
Client
Needs category and subcategory. They are based on the results of the 2019 REx-PN Practice
Analysis
(NCSBN, 2019), and expert review from members of the REx-PN Examination Committee.
Cli of Items (questionstegory/Subcategory
Safe and Effective Care Environment
Management of Care 18–24%
Safety and Infection Control 10–16%
Health Promotion and Maintenance 6–12% Psychosocial Integrity 8–14%
Physiological Integrity
Basic Care and Comfort 6–12%
Pharmacological and Parenteral Therapies 14–20% (generic names only for medications)
Reduction of Risk Potential 8–
14% Physiological Adaptation 6–
12%
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Drug Class Prefix/Suffix Action/Nursing Responsibilities/Examples
(Generic name listed first-trade name in brackets)
ACE Inhibitor pril enala pril (Vasotec), benazepri(Lotensin), lisino pril (Zestril,Prinvil)
Treat nt of art failure Side effects: dry cough,
me he
dizziness
Chec hypertension/ ion
kB rat
P prior to administ
Angiotensin Blocker sartan irbe sartan (Avapro), valsartan
t (Exforge) art
of hypertension/ failure
Tre atmen ts: dizzy tired, whe
Sid e effec eak
Antacids Administer 1-3 hours after meals/at bedtime
Side effect: Aluminum/Calcium causes constipation; Magnesium causes diarrhea
Anticoagulants parin enoxa parin (Clexane), dalte pari (Fragmin), pari
tinza(Innohep)
revent VTE (venous n n
LMWH Used bleeding tendenciethromboembolism)/DVT
Watc telets or INR (if avas, administer in abdomen
to p
h for
Chec ilable) prior to administration Normal: 0.9-1.2
k pla
Antibiotic azole metronid azole (Flagyl) a variety of infections by stopping growth of
bacteria/parasites
Used to treat
Antiviral vir acyclo vir (Zovirax) treat infections caused by certain viruses i.e., herpes
Used simplex, shingles
to
Side effe cts: nausea, vomiting, diarrhea, headache, weakness
Barbiturates barbital pheno barbital (Luminal), barbital (Nembutal)
Used
nervo pento eat or prevent es as is slows the activity of the brain and
to tr
Side
us s seizur a short-term sedative
effec
ystem; also used as (drowsiness, dizziness) headache
ts: CNS depression
Benzodiazepine pam OR -lam loraze pam (Ativan), diaze pa tianxiety
(Valium)
agent, anticonvulsant
m
Use
s: an
**Adver
se effects= S&S CNS depression**