Exhibit 23.1 CONSENT OF INDEPENDENT ACCOUNTANTS We hereby consent to the incorporation by reference in this Registration Statement on Form S-8 of our report dated April 12, 2000, except as to Note 8, which is as of August 18, 2000, relating to the financial statements of IGI, Inc., which appears in IGI, Inc.'s Annual Report on Form 10-KA for the year ended December 31, 1999, which was filed on September 1, 2000. PricewaterhouseCoopers LLP Philadelphia, Pennsylvania December 14, 2000