EX-23 8 dex23.txt CONSENT OF DELOITTE & TOUCHE LLP. Exhibit 23 Independent Auditors' Consent We consent to the incorporation by reference in Registration Statement No. 333-90239 of Ventiv Health Inc.'s Form S-8, of our report dated March 31, 2003, appearing in this Annual Report on Form 10-K of Ventiv Health, Inc. for the year ended December 31, 2002. Deloitte & Touche New York, New York March 31, 2003