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First dose: 6 mg rapid IV push; follow with NS flush. Second dose: 12 mg if required. Antiarrhythmic Infusions for Stable Wide-QRS Tachycardia Procainamide IV dose: 20-50 mg/min until arrhythmia suppressed, hypotension ensues, QRS duration increases >50%, or maximum dose 17 mg/kg given.
A: Procainamide should be administered at a rate of 20-50 mg/minute administered as an infusion IV or IO until arrhythmia is suppressed or maximum dose of 17 mg/kg. The infusion of procainamide should immediately be discontinued if one of the following four events occurs:
3 Σεπ 2024 · ACLS guidelines: Loading dose: Infuse 20 mg/minute (up to 50 mg/minute for more urgent situations) until arrhythmia is controlled, hypotension occurs, QRS complex widens by 50% of its original width, or total of 17 mg/kg is given.
8 Μαΐ 2023 · Procainamide is given IV or PO with the onset of action in 10 to 30 minutes. The loading dose is of IV procainamide is 10 to 17 mg/kg and administered at a rate of 20 to 50 mg/min. Alternatively, this may be dosed at 100 mg every 5 minutes in adult patients.
An initial daily dose of 50 mg per kg body weight may be estimated. This amount should be divided into fractional doses of one-eighth to one-quarter to be injected intramuscularly every three to six hours until oral therapy is possible.
Adult Dosage for Procainamide: The use of procainamide is limited in ACLS for cardiac arrest, due to its requirement of slow infusion and its somewhat unknown effectiveness. If used for recurrent ventricular fibrillation and pulseless ventricular tachycardia, 20 mg/min should be given via IV infusion to a total dose of 17 mg/kg.
27 Ιουν 2023 · Antiarrhythmic infusions for a stable wide-QRS consider Procainamide, Amiodaone or Sotalol IV. Procainamide dose is 20–50 mg/min until the arrhythmia is suppressed, the patient becomes hypotensive, the QRS duration increases more than 50% or the maximum dose of 17 mg/kg is reached.
