Attached files

file filename
EX-31.3 - CERTIFICATION PURSUANT TO RULE 13A-14(A)/15D-14(A) - MEDIVATION, INC.dex313.htm
10-K/A - AMENDMENT NO. 1 TO FORM 10-K - MEDIVATION, INC.d10ka.htm

Exhibit 31.4

CERTIFICATIONS

I, C. Patrick Machado, certify that:

1. I have reviewed this Amendment No. 1 to Annual Report on Form 10-K/A of Medivation, Inc.; and

2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report.

 

Date: May 2, 2011      

/s/ C. Patrick Machado

      C. Patrick Machado
      Chief Business Officer and Chief Financial Officer