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IBHRE Study Guide: Medications 2024/2025 Questions and Answers 100% Solved $12.99   Add to cart
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IBHRE Study Guide: Medications 2024/2025 Questions and Answers 100% Solved

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IBHRE Study Guide: Medications 2024/2025 Questions and Answers 100% Solved Flecanide Used for AF. Can stop PVCs. Negative inotropic effect. Increases DFT. Class Ic. Adenosine Will not result in torsades and may be used to test if you have AVNRT, as it slows AV conduction and should halt the ...

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  • June 8, 2024
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  • 2023/2024
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IBHRE Study Guide: Medications 2024/2025 Qu estions and Answers 100% Solved Flecanide Used for AF. Can stop PVCs. Negative inotropic effect. Increases DFT. Class Ic. Adenosine Will not result in torsades and may be used to test if you have AVNRT, as it slows AV conduction and should halt the SVT Won't alter VT Amiodarone Class III does not have negative inotropic effects so it may be used safely with CHF patients, making it the drug of choice for CHF individuals who need it to treat AF, VTs, or SVT Toxicity due to this may cause Poly VT. Increases Beta Blocker effect (so may cause Brady) May affect metabolism of Warfarin or Digoxin, so ease off those therapies of used with this drug. Has properties of all other drug classes, making it the true Voltron (or Megazord or Captain Planet) of drug therapies Lidocaine Drugs that may increase DFT thresholds but decrease action potential duration and refractory periods Will not cause Torsades Sotalol This drug is known to increase chronic pacing thresholds and decrease chronic defibrillation thresholds Class III Class Ia Class Ib Class Ic Class II (Beta blockers) Class IV (Calcium Channel Blockers) Class Ia ○ Na+ Channel - Moderately prolongs refractoriness and decreases conduction velocity (increases QRS and prolongs QT interval) ○ Examples: Procainamide, Disopyriamide (Norpace), Quinidine ○ CONSIDERATIONS: • Can use for atrial and ventricular arrhythmias • Torsade de pointes - monitor QRS width and prolongation of QT • May slow VT rates - ATP therapy and detection rates • Can enhance AV conduction - may need to use with rate slowing drugs Class Ib ○ Na+ ion channel - Mildly Decreases action potential duration and shorten refractory period

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