Indiana Code Title 12. Human Services § 12-15-35-45

Sec. 45. (a) The chairman of the board, subject to the approval of the board members, may appoint an advisory committee to make recommendations to the board on the development of a Medicaid outpatient drug formulary.

(b) If the office decides to establish a Medicaid outpatient drug formulary, the formulary shall be developed by the board.

(c) A formulary, preferred drug list, or prescription drug benefit used by a managed care organization is subject to IC 12-15-5-5, IC 12-15-35.5, and sections 46 and 47 of this chapter.