1 Exhibit 23 CONSENT OF INDEPENDENT ACCOUNTANTS We hereby consent to the incorporation by reference in the Prospectus constituting part of the Registration Statement on Form S-8 (Nos. 2-78l6l, 33-34635, 33-48209, 33-88856, 333-02667, 333-45801 and 333-48067) and Form S-3 (Nos. 333-01203, 33-81644, 33-83752, 33-59689, 33-62975, 333-07695, 333-00635, 333-33279, 333-36665, 333-45825 and 333-48059) of Omnicare, Inc. of our report dated January 30, 1998 appearing on page 33 of this Form 10-K. /s/Price Waterhouse LLP - ----------------------- Price Waterhouse LLP Cincinnati, Ohio March 27, l998