Patients should avoid concomitant medication known or suspected to prolong QTc interval or cause Torsades De Pointes; if possible, alternative agents should be considered; patients who are receiving drugs that prolong the QTc are eligible if the drug is necessary and no alternatives are availableXx_NEWLINE_xXCorrect QT interval (QTc) =< 480 msec; Note: Patients should avoid concomitant medication known or suspected to prolong QTc interval or cause torsades de pointes; if possible, alternative agents should be considered; patients who are receiving drugs that prolong the QTc are eligible if the drug is necessary and no alternatives are availableXx_NEWLINE_xXCorrected QT (QTc) =< 480 msec* Note: Patients should avoid concomitant medication known or suspected to prolong QTc interval or cause Torsades De Pointes; If possible, alternative agents should be considered* Patients who are receiving drugs that prolong the QTc are eligible if the drug is necessary and no alternatives are availableXx_NEWLINE_xXPatients who are receiving drugs that prolong QTc are not eligibleXx_NEWLINE_xXCorrected QT (QTc) interval =< 480 milliseconds; Note: Patients should avoid concomitant medication known or suspected to prolong QTc interval or cause Torsades De Pointes; if possible, alternative agents should be considered; patients who are receiving drugs that prolong the QTc are eligible if the drug is necessary and no alternatives are availableXx_NEWLINE_xX