Valeant Pharmaceuticals International 10-Q 2009 Q3 Quarterly report

Exhibit 32.1

Certification pursuant to 18 U.S.C. Section 1350,
As adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

     Pursuant to 18 U.S.C. Section 1350, each of the undersigned officers of Valeant Pharmaceuticals International hereby certifies, to the best of such officer’s knowledge, that:

     1. The Registrant’s Quarterly Report on Form 10-Q for the quarter ended September 30, 2009 (the “Report”) fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934, as amended, and

     2. The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of Registrant as of and for the periods presented in the Report.

/s/ J. Michael Pearson  

J. Michael Pearson 

Chairman and Chief Executive Officer 

Date: November 2, 2009

/s/ Peter J. Blott  

Peter J. Blott 

Executive Vice President and Chief Financial Officer 

Date: November 2, 2009

     A signed original of this written statement required by Section 906 has been provided to Valeant Pharmaceuticals International and will be furnished to the Securities and Exchange Commission or its staff upon request.