Flashcards
Digoxin
Cards in this deck (15)
- 1Trade namesLanoxin - Sigmaxin
- 2Therapeutic classAntiarrythmic
- 3Pharmaceutical classglycoside
- 4Indicationstreatment and management of:
- congestive cardiac insufficiency
- Arrhythmias
- heart failure. - 5ActionInhibits sodium/potassium transporting pump leading to an increase in intracellular sodium -> this increases the amount of calcium pumped into the cardiac muscle, increasing contractility of the heart.
- 6Therapeutic effectPumping action of the heart is improved - by increasing diastolic fill time.
- 7Absorption70 - 80 % absorbed in small intestine
- 8Distributionextensively distributed across tissues -> rapidly crosses placenta and enters breastmilk
- 9Metabolism & excretionMajority is excreted unchanged in urine
- 10half-life36 hours
- 11Contraindicators/precautionsCaution use in the elderly
Hyperthyroidism - may decrease concentration
Hypothyroidism - may increase concentration
Acute MI
Heart blocks
Renal impairment - 12Adverse reactionsCVS: May worsen arrhythmias, bradycardia CNS: headache, drowsiness GIT: N + V OPTHAL: may cause blurred yellow/green vision
- 13InteractionsMay increase the effect of other drugs that slow cardiac conduction
- 14nursing assessment impicationsMonitor HR (< 60 withold)
Check renal functioning and electrolytes before admin
Cardiovascular assess - 15Education pointsTeach patient how to monitor pulse
Ask them to stick to 1 brand
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- User has deleted their subject information Flashcards on Digoxin, created by Deleted user on 04/06/2018.
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- Created by Em J · Jun 4, 2018
- Copied by Em J · Jun 4, 2018
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