EXHIBIT 24 INDEPENDENT AUDITORS' CONSENT We consent to the incorporation by reference in Registration Statements No. 2-83963, No. 33-19013, and No. 33-50606 on Form S-8, Post-Effective Amendment No. 1 to Registration Statement No. 2-84723 on Form S-8, Post-Effective Amendment No. 1 to Registration Statement No. 2-80012 on Form S-3 and Post-Effective Amendment No. 1 to Registration Statement No. 2-77740 on Form S-15 of our reports dated February 15, 1994, appearing in and incorporated by reference in this Annual Report on Form 10-K of Schering-Plough Corporation for the year ended December 31, 1993. /s/DELOITTE & TOUCHE Parsippany, New Jersey March 4, 1994