Antianginals - Nitrates Flashcards
Antianginals - Nitrates
Drug Names
“-nitro” or “-nitrate”
Prevention: Isosorbide dinitrate and isosorbide mononitrate
Treatment: Nitroglycerin*
Antianginals - Nitrates
Actions
Act on smooth muscles to cause relaxation and depress tone of blood vessels - vasodilation
Antianginals - Nitrates
Indications
Angina pectoris
Antianginals - Nitrates
Contraindications and cautions
CI: allergy, severe anemia, head trauma, cerebral hemorrhage, P & L
Cautions: hepatic/renal disease, hypotension, hypovolemia, conditions that limit CO
Antianginals - Nitrates
Adverse Effects
HA, dizzy, weakness, hypotension, arrhythmias*, N/V, flushing, pallor, increased perspiration
Antianginals - Nitrates
Specific Nursing Considerations
Crash cart near by
Warn pt about HA
Lie down before taking
Monitor for N/V
Watch respirations
CBC: hemoglobin, hematocrit, liver, kidney
Give 3x every 5 min - go to ER if pain does not go away
Antianginals - Nitrates
DDI
Ergot derivatives
Heparin
ED meds