The committee shall adopt bylaws that include, at a minimum, the length of membership. A chairman and a vice chairman shall be elected on an annual basis from the committee membership. Committee members must not be compensated for service to the committee. However, committee members may be reimbursed for actual and necessary expenses incurred by discharging committee duties in an amount not to exceed the mileage and subsistence amounts allowed by law for members of boards, commissions, and committees. The committee must meet at least quarterly and may meet at other times in the chairman’s or the director’s discretion. Committee meetings are subject to the provisions of the Freedom of Information Act. The department shall publish notice of regular business meetings of the committee at least thirty days before the meeting. However, the director or chairman may call special meetings of the committee and provide notice as soon as practical. The committee must provide for public comment, including comment on clinical and patient care data from Medicaid providers, representatives of the pharmaceutical industry, and patient advocacy groups. Proprietary information as defined in the trade secret law shall not be discussed. Trade secrets as defined in § 30-4-40(a)(1) and relevant federal law must not be publicly disclosed.