IIB 
114TH CONGRESS 
2D SESSION 
H. R. 4599 
IN THE SENATE OF THE UNITED STATES 
MAY 12, 2016 
Received; read twice and referred to the Committee on Health, Education, 
Labor, and Pensions 
AN ACT 
To amend the Controlled Substances Act to permit certain 
partial fillings of prescriptions. 
Be it enacted by the Senate and House of Representa-
tives of the United States of America in Congress assembled, 
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SECTION 1. SHORT TITLE. 
This Act may be cited as the ‘‘Reducing Unused 
Medications Act of 2016’’. 
SEC. 2. PARTIAL FILLS OF SCHEDULE II CONTROLLED SUB-
STANCES. 
(a) IN GENERAL.—Section 309 of the Controlled 
Substances Act (21 U.S.C. 829) is amended by adding at 
the end the following: 
‘‘(f) PARTIAL FILLS OF SCHEDULE II CONTROLLED 
SUBSTANCES.— 
‘‘(1) PARTIAL FILLS.— 
‘‘(A) IN GENERAL.—A prescription for a 
controlled substance in schedule II may be par-
tially filled if— 
‘‘(i) it is not prohibited by State law; 
‘‘(ii) the prescription is written and 
filled in accordance with the Controlled 
Substances Act (21 U.S.C. 801 et seq.), 
regulations prescribed by the Attorney 
General, and State law; 
‘‘(iii) the partial fill is requested by 
the patient or the practitioner that wrote 
the prescription; and 
‘‘(iv) the total quantity dispensed in 
all partial fillings does not exceed the total 
quantity prescribed. 
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‘‘(B) OTHER
CIRCUMSTANCES.—A pre-
scription for a controlled substance in schedule 
II may be partially filled in accordance with 
section 1306.13 of title 21, Code of Federal 
Regulations (as in effect on the date of enact-
ment of the Reducing Unused Medications Act 
of 2016). 
‘‘(2) REMAINING PORTIONS.— 
‘‘(A) IN GENERAL.—Except as provided in 
subparagraph (B), remaining portions of a par-
tially filled prescription for a controlled sub-
stance in schedule II— 
‘‘(i) may be filled; and 
‘‘(ii) shall be filled not later than 30 
days after the date on which the prescrip-
tion is written. 
‘‘(B) EMERGENCY SITUATIONS.—In emer-
gency situations, as described in subsection (a), 
the remaining portions of a partially filled pre-
scription for a controlled substance in schedule 
II— 
‘‘(i) may be filled; and 
‘‘(ii) shall be filled not later than 72 
hours after the prescription is issued.’’. 
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(b) RULE OF CONSTRUCTION.—Nothing in this sec-
tion shall be construed to affect the authority of the Attor-
ney General to allow a prescription for a controlled sub-
stance in schedule III, IV, or V of section 202(c) of the 
Controlled Substances Act (21 U.S.C. 812(c)) to be par-
tially filled. 
Passed the House of Representatives May 11, 2016. 
Attest: 
KAREN L. HAAS, 
Clerk. 
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