CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We hereby consent to the incorporation by reference in this Registration Statement on Form F-3 of our report dated December 2, 2005 relating to the financial statements which appears in pSivida Limited's Form 6-K for the year ended December 31, 2004. We also consent to the references to us under the headings "Experts" in such Registration Statement. /s/ PricewaterhouseCoopers LLP PricewaterhouseCoopers LLP Boston, Massachusetts March 24, 2006