abtianginal drugs Flashcards

1
Q

angina

A

Disorder where there is plaque formation in the coronary arteries
–Decreased blood flow and thus decreased oxygen to heart muscle = chest pain

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2
Q

anti anginal drugs act by

A

dilating coronary arteries, thus increasing blood flow and oxygen to heart muscle = pain subsides

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3
Q

nitrates

A

Relaxing effect on smooth muscle of vessel = dilation = more blood flow
-Ex= Nitroglycerin (NTG), Isordil

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4
Q

calcium blockers

A

Relaxing effect on smooth muscle of arteries and arterioles = reduces workload of heart

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5
Q

To treat and prevent angina pectoris

  • Nitroglycerine sublingual = to relieve pain of acute anginal attacks when they occur
  • Prophylaxis: isosorbide (Isordil)
A

nitrates

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6
Q

-Prevent anginal pain in certain types

amlodipine (Norvasc), verapamil (Calan)

A

Calcium Channel Blockers

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7
Q

nitrate adverse reactions

A

-Common reaction is Headache
-Hypotension, dizziness, weakness, flushing
RX = may decrease dose
-Increased hypotensive effect when administered with antihypertensives, phenothiazines, alcohol

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8
Q

nursing process

A
Thorough description of anginal pain
-Type of pain
-Radiation
-Cause
-Relief
Vitals, lung sounds
-notify MD for pulse <60bpm
Nitrates = sublingual, oral, IV or
                    transdermal route
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9
Q

topical application

A
  • Usually measured in inches of an ointment
  • Applicator paper
  • Remove previous application and clean area
  • Place new dose on new site
  • WEAR GLOVES = medication will be absorbed by the nurse when touched
  • Time, date and initial new patch
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10
Q

IV NTG

A

infused by IV pump

-Bottle should be protected from light

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11
Q

PT TEACHING

A
  • Take meds as prescribed
  • Be aware HA is common Side effect
  • Keep adequate supply of meds
  • Lie down when taking meds
  • NTG kept in dark container
  • Keep record of pain and medication taken
  • Be aware of expiration dates
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