Management of digitalis-induced paroxysmal atrial tachycardia with block involves stopping digitalis and diuretics, and administering potassium salts or procaine amide.
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May guide rare digitalis toxicity cases; leaves open prospective validation with current therapies.
TreatmentThe treatment of paroxysmal atrial tachycardia with block does not differ from the methods of managing other manifestations of digitalis intoxication. Digitalis is stopped, and diuretic measures are suspended until all evidence of overdosage has disappeared. The patient's activity is restricted. To suppress toxicity either one of the salts of potassium or procaine amide (Pronestyl) is employed. Potassium The effectiveness of potassium salts has been pointed out. A few comments are necessary on the indications for its use, methods of administration and the hazards that attend therapy. In the ambulatory patient with digitalis overdosage the daily administration of 5.0 . . .
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Lown et al. (1954) studied this question.
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