Attached files
Exhibit 23.1
Consent of Independent Registered Public Accounting Firm
Board of Directors and Stockholders
Insys Therapeutics, Inc.
Phoenix, Arizona
We hereby consent to the use in the Prospectus constituting a part of this Registration Statement of our report dated March 29, 2011, except for Note 13 which is as of July 14, 2011, relating to the consolidated financial statements of Insys Therapeutics, Inc., which is contained in that Prospectus.
We also hereby consent to the use in the Prospectus constituting a part of this Registration Statement of our report dated July 9, 2010, relating to the financial statements of NeoPharm, Inc., which also is contained in that Prospectus. Our report contains an explanatory paragraph regarding NeoPharms ability to continue as a going concern.
We also consent to the reference to us under the caption Experts in the Prospectus.
/s/ BDO USA, LLP
Chicago, Illinois
August 16, 2011