UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 4 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP ( ) Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instructions 1(b). 1. Name and Address of Reporting Person Jaffe, Lawrence E 777 Terrace Avenue Hasbrouck Heights, NJ 07604 USA 2. Issuer Name and Ticker or Trading Symbol Medicore, Inc. MDKI 3. IRS or Social Security Number of Reporting Person (Voluntary) 4. Statement for Month/Year July 27, 2000 5. If Amendment, Date of Original (Month/Year) 6. Relationship of Reporting Person(s) to Issuer (Check all applicable) (X) Director ( ) 10% Owner ( ) Officer (give title below) ( ) Other (specify below) 7. Individual or Joint/Group Filing (Check Applicable Line) ( ) Form filed by One Reporting Person ( ) Form filed by More than One Reporting Person

Explanation of Responses: * Granted under the Company's 1989 Stock Option Plan SIGNATURE OF REPORTING PERSON /s/ LAWRENCE E. JAFFE DATE August 8, 2000

MEDICORE INC 4