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Question

Which one of the following drugs is used in cardiopulmonary resuscitation for pulseless ventricular fibrillation?

The correct answer is
Amiodarone

CPR Drug for Pulseless Ventricular Fibrillation

Cardiopulmonary resuscitation (CPR) involves specific interventions, including medication, for cardiac arrest. Pulseless ventricular fibrillation (VF) is a shockable rhythm that requires prompt treatment.

Medication Choice in Refractory VF

When ventricular fibrillation persists despite initial attempts at defibrillation and administration of epinephrine, antiarrhythmic drugs are considered. The choice of drug is critical for improving outcomes.

Evaluating Antiarrhythmic Drugs for VF

  • Atropine: This medication is primarily used for bradycardia (slow heart rate) or heart block. It is not effective for pulseless ventricular fibrillation.
  • Adenosine: Adenosine is used to treat certain types of rapid heart rhythms originating in the atria (supraventricular tachycardia). It is not indicated for ventricular fibrillation.
  • Lidocaine: Lidocaine is an antiarrhythmic drug that can be used as an alternative for treating refractory VF or pulseless ventricular tachycardia (VT) if amiodarone is not available or contraindicated.
  • Amiodarone: Amiodarone is a widely recommended antiarrhythmic medication for patients experiencing pulseless ventricular fibrillation or pulseless ventricular tachycardia that does not respond to initial defibrillation and medications like epinephrine.

Conclusion on CPR Drug Selection

According to established resuscitation guidelines, Amiodarone is the preferred antiarrhythmic agent for administration in cases of pulseless ventricular fibrillation unresponsive to standard initial therapy.

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Important Questions from Paediatric Emergencies

  1. Which of the following manifestations is/are NOT seen in breath holding spells?
  2. A 6-year old child needs to undergo a central Catheter placement for total parental nutrition.The procedure is likely to evoke pain and anxiety. Which of the following is the most appropriate drug for sedation and analgesia in this child?

  3. Which one of the following is the drug of choice in a child presenting with supraventricular tachycardia?

  4. A 4-week old infant presents with repeated episodes of non-bilious vomiting since 7 days.The infant seems active and hungry after the vomiting. Examination reveals an olive-shaped mass in the epigartrium. Which metabolic abnormality is expected in this infant?

  5. Which of the following treatment modalities is NOT recommended for worsening respiratory distress in a child suspected to be suffering from acute croup?

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