Exam 4 - Angina/MI - Chapter 28

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  1. What is the action of nitroglycerin?
    potent vasodilator
  2. what are the adverse effects of nitroglycerin or isosorbide?
    • headache
    • dizziness
    • hypotension
    • flushing
    • rash
  3. what is the difference between nitroglycerin and isosorbide?
    • nitro - short acting
    • isosorbide - long acting
  4. what class of drugs are nitro and isosorbide?
    • organic nitrates
    • vasodilators
  5. nursing considerations for nitroglycerin?
    • change patch every 12-24 hours
    • sublingual tabs Q5 min up to 3 times in 15 min
    • adverse effects - watch for
    • monitor BP, HR, ECG
    • healthy diet
    • no smoking
    • no ETOH
  6. what class of drugs is atenolol (Tenormin)?
    beta blocker
  7. what is the action of atenolol?
    • slows heart rate
    • reduces contractility
    • lowers myocardial oxygen demand
  8. what are the adverse effects of atenolol?
    • fatigue
    • weakness
    • bradycardia
    • hypotension
    • digoxin may slow AV conduction --> Heart block
  9. what class of drugs is diltiazem and the "dipines"?
    calcium channel blocker
  10. what is the action of diltiazem and the "dipines"?
    • relaxes coronary and peripheral blood vessels
    • increases oxygen to myocardium
    • reduces cardiac workload
  11. what are the adverse effects of diltiazem and the "dipines"?
    • headache
    • dizziness
    • edema of ankles and feet
  12. nursing considerations for diltiazem and the "dipines"?
    • many drug-drug interactions
    • St. Johns wort, ginseng ↓ effectiveness
    • garlic, hawthorn, goldenseal ↑ effect
  13. What does research show about giving MI patients ACE inhibitors?
    • increased survival rates with therapy started within 24 hours
    • captopril or lisinopril
  14. what class of drug is reteplase (Retavase)?
    thrombolytic
  15. what are the uses of reteplase (Retavase)?
    • dissolve existing clots
    • treat acute MI (within 12 hrs)
    • treat DVT
    • treat CVA (within 3 hrs)
    • treat PE
    • treat arterial thrombosis
    • clear IV caths
  16. what are the adverse effects of reteplase (Retavase)?
    • excessive bleeding (CVA)
    • dysrhythmias
  17. what classes of drugs can cause heart failure?
    • vasodilators
    • ACE inhibitors
    • Ca+ channel blockers
    • beta blockers
  18. what are the s/s of heart failure from heart drugs?
    • SOB
    • fatigue and weakness
    • edema of LE
    • tachycardia or irregular HR
    • persistent coughing (pink tinged phlegm)
    • nocturia
    • ascites
    • anorexia
    • difficulty sleeping
    • confusion, impaired memory

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Author:
cbennett
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330025
Filename:
Exam 4 - Angina/MI - Chapter 28
Updated:
2017-04-01 04:38:28
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pharmacology
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Exam 4 - Angina/MI - Chapter 28
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