2026 | Pharmacology
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Classifications, Practice
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Updated 2026 Questions and Answers
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,statins lower cholesterol
statins purpose lowers cholesterol to reduce risk of stroke, heart attack, angina,
how often should you flush an IV after every medication or every 8-12 hours when not in use
signs of infiltration pallor, local swelling at the sight, decreased skin temperature around the site, damp
dressing, slowed infusion
signs of extravastion pain, burning, redness, swelling
sign fo catheter embolus missing catheter tip after discontinuation, severe pain at the site with migration, no
symptoms if no migration
signs of phlebitis/thrombophlebitis edema, throbbing, burning, or pain at the site; increased skin temperature,
erythema, a red line up the arm with a palpable band at the vein site; slowed
infusion
signs of hematoma eccyhmosis at the site
signs of cellulitis pain, warmth, edema, induration, red streaking, fever, chills, malaise
signs of fluid overload distended neck veins, increased blood pressure, tachycardia, shortness of breath,
crackles in the lungs, edema, additional findings varying with the IV solution
extrapyramidal symptoms abnormal body movements that can include involuntary fine-motor tremors, rigidity,
uncontrollable restlessness, acute dystonias (spastic movements and/or muscle
rigidity affecting the head, neck, eyes, face, tongue, back, and limbs); can occur
within a few hours or take months to develop
most EPSs can be treated with anticholinergic medications
anticholinergic effects effects that are a result of muscarinic receptor blockage, mostly seen in eyes,
smooth muscle, exocrine glands, and the heart. dry mouth, photophobia, urinary
retention
foods to avoid while taking MAOIs; what do they do tyramine- can lead to hypertensive crisis.
foods containing tyramine cheese, processed meats
, food to avoid while taking warfarin and why vitamin K- decreases the therapeutic effects and place clients ar risk for developing
blood clots. should consume consistent amount of vitamin K in their diet
foods to avoid while taking Tetracycline any chelating agent, such as milk. they form an insoluble unabsorbable compound.
instruct clients not to take tetracycline within 2 hr of consuming dairy products
effects of grapefruit juice on some medications inhibits medication metabolism int he small bowel, thus increasing the amount of
medication available for absorption of certain oral medications. this increases either
the therapeutic effects or the adverse reactions.
drug categories for fetus risk A, B, C, D, X
category A drugs there is no evidence of risk to fetus during pregnancy based on adequate and well-
controlled studies
category B drugs there is no evidence of risk to animal fetuses based on studies, but there are no
adequate and well-controlled studies in pregnant women
category C drugs adverse effects have been demonstrated on animal fetuses. there are no adequate
and well-controlled studies in pregnant women, but use of medication during
pregnancy can be warranted based on the potential benefits
category D drugs adverse effects have been demonstrated on human fetuses based on data from
investigational or marketing experience, but use of medication during pregnancy
can be warranted based on the potential benefits
category X drugs adverse effects have been demonstrated on animal and human fetuses based on
studies and data from investigational or marketing experience. the use of the
medication is contraindicated during pregnancy because the risks outweigh the
potential benefits
sedative hypnotic anxiolytics Benzodiazepines
select prototype medication for Benzos Alprazolam
types of Benzos diazepam, lorazepam, chlordiazepoxide, clorazepate, oxazepam, clonazepam
usual ending for Benzos -azepam
action of benzos enhance the inhibitory effects of gamma-aminobutyric acid (GABA) in the CNS.
relief from anxiety occurs rapidly following administration