Describe the roles and responsibilities of the APRN when prescribing medicati

Describe the roles and responsibilities of the APRN when prescribing medication.
Describe the method used to determine what drug therapy to prescribe?
Discuss responsibilities for patient education and teaching based on the prescribed therapy. 
Discuss Schedule drugs and prescribing restrictions for each scheduled drug. 
At least 500 words, formatted and cited in the current APA style with support from at least 2 academic sources.