Drug Class: If Channel Inhibitor Flashcards

1
Q

What does If channel inhibitor stand for?

A

I funny channel inhibitor

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2
Q

Example of If channel inhibitor

A

IVABRIDINE

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3
Q

Mode of action of If channel inhibitor

A

Inhibits the If pacemaker current in SA node-> decreases HR

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4
Q

Side effects of If channel inhibitor

A
  • Visual disturbances
  • Headache
  • Dizziness
  • Bradycardia
  • AF
  • Heart block
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5
Q

Drug-drug interactions of If channel inhibitor

A
  • QT prolonging drugs
  • Macrolide antibiotics (clarithromycin, erythromycin)
  • Anti-HV
  • Anti-Fungal
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6
Q

Contraindications of If channel inhibitors

A
  • Bradycardia
  • Arrhythmia
  • Liver disease
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