Whether juries must be instructed that the government must prove that a physician acted with the mens rea of intent as to issuing a prescription outside the usual course of professional practice or not for a legitimate medical purpose and that that action and intent must mean that a physician has abandoned medical practice and engaged in "illicit drug dealing and trafficking as conventionally understood" in order to prevent a criminal conviction for malpractice under the CSA?

Whether juries must be instructed that the government must prove that a physician acted with the mens rea of intent as to issuing a prescription outside the usual course of professional practice or not for a legitimate medical purpose and that that action and intent must mean that a physician has abandoned medical practice and engaged in 'illicit drug dealing and trafficking as conventionally understood' in order to prevent a criminal conviction for malpractice under the CSA?