EXHIBIT 32.1

STATEMENT OF CHIEF EXECUTIVE OFFICER
OF ADAMS RESPIRATORY THERAPEUTICS, INC.
PURSUANT TO 18 U.S.C. SECTION 1350,
AS ADOPTED PURSUANT TO
§ 906 OF THE SARBANES-OXLEY ACT OF 2002

In connection with the Annual Report of Adams Respiratory Therapeutics, Inc. (the “Company”) on Form 10-K for the period ended June 30, 2007, as filed with the Securities and Exchange Commission on the date hereof (the “Report”), the undersigned, Michael J. Valentino, Chief Executive Officer of the Company, certifies, pursuant to 18 U.S.C. § 1350, as adopted pursuant to § 906 of the Sarbanes-Oxley Act of 2002, that:

1)	The Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and
2)	The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.

/s/ Michael J. Valentino  

Michael J. Valentino 

Chief Executive Officer
Adams Respiratory Therapeutics, Inc.
August 29, 2007