Abstract:In 13 patients admitted to a coronary care unit, antiarrhythmic efficacy and safety of quinidine gluconate in a nonmatrix formulation were compared to placebo and quinidine sulfate. Both quinidine preparations were effective in reducing the number and severity of ventricular and supraventricular extrasystoles when compared to placebo. Except for a few cases in which quinidine gluconate was significantly more effective, both quinidine preparations appear to have similar clinical antiarrhythmic efficacy and dura… Show more
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