(12) United States Patent (10) Patent No.: US 9,314.465 B2 Brew Et Al
US009314465B2 (12) United States Patent (10) Patent No.: US 9,314.465 B2 Brew et al. (45) Date of Patent: *Apr. 19, 2016 (54) DRUG COMBINATIONS AND USES IN 2008.0003280 A1 1/2008 Levine et al. ................. 424/456 TREATING A COUGHING CONDITION 2008/O176955 A1 7/2008 Hecket al. 2008, 0220078 A1 9, 2008 Morton et al. (71) Applicant: Infirst Healthcare Limited 2009, O136427 A1 5/2009 Croft et al. 2009, O220594 A1 9, 2009 Field (72) Inventors: John Brew, London (GB); Robin Mark 2012/O128738 A1 5, 2012 Brew et al. Bannister, London (GB) 2012fO252824 A1 10/2012 Brew et al. (73) Assignee: Infirst Healthcare Limited, London FOREIGN PATENT DOCUMENTS (GB) CN 1593451 3, 2005 CN 101024.014 A 8, 2007 (*) Notice: Subject to any disclaimer, the term of this CN 101112383 B 5, 2010 patent is extended or adjusted under 35 DE 4420708 A1 12, 1995 U.S.C. 154(b) by 0 days. EP 2050435 B1 4/2009 GB 2114001 A 8, 1983 This patent is Subject to a terminal dis GB 2284761 A 6, 1995 claimer. GB 2424.185 B 9, 2006 GB 2442828 A 4/2008 JP 62-249924 A 10, 1987 (21) Appl. No.: 14/287,014 JP H1O-316568 A 12/1998 JP 2001-518928 A 10, 2001 (22) Filed: May 24, 2014 JP 200219.3839. A T 2002 JP 2003-012514 A 1, 2003 (65) Prior Publication Data JP 20030552.58 A 2, 2003 JP 2003128549 A 5, 2003 US 2014/O256750 A1 Sep. 11, 2014 JP 2003-321357 A 11, 2003 JP 2005-516917 A 6, 2005 JP 2008O31146 A 2, 2008 Related U.S.
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