Shares of Questcor (QCOR -2.6%) are on the move again after UnitedHealthcare (UNH -0.1%)...

|By:, SA News Editor

Shares of Questcor (QCOR -2.6%) are on the move again after UnitedHealthcare (UNH -0.1%) announces in a network bulletin that, effective April 1, 2013, the insurer will require physicians to submit for prior authorization and approval of Acthar for its plan members.