<H1>Norpace</H1><P> Norpace(disopyramide phosphate) is an antiarrhythmic drug available for oral
administration in immediate-release and controlled-release capsules containing 100 mg or
150 mg of disopyramide base, present as the phosphate. The base content of the
phosphate salt is 77.6%.</P>
administration in immediate-release and controlled-release capsules containing 100 mg or
150 mg of disopyramide base, present as the phosphate. The base content of the
phosphate salt is 77.6%.</P>
