While Creating a Methadone Protocol for a Patient Rehabilitating from Heroin

While creating a methadone protocol for a patient rehabilitating from heroin addiction,the nurse explains that the patient will take methadone:

A) daily for the rest of his life.
B) daily until stabilized,then gradually reduce the dose to zero.
C) weekly for at least 6 months,then decrease the dose to once a month.
D) monthly for 6 to 10 months,then decrease the dose to zero.