II 115th CONGRESS 2d Session S. 2317 IN THE SENATE OF THE UNITED STATES January 17, 2018 Mr. Markey (for himself, Mr. Paul , Ms. Hassan , and Ms. Collins ) introduced the following bill; which was read twice and referred to the Committee on Health, Education, Labor, and Pensions A BILL To amend the Controlled Substances Act to provide for additional flexibility with respect to medication-assisted treatment for opioid use disorders, and for other purposes.