EX-1 4 lf931948c.txt EX-1 JOINT FILING AGREEMENT Exhibit 1 --------- Joint Filing Agreement The undersigned hereby agree that the statement on Schedule 13D with respect to the common stock of Halsey Drug Co., Inc. is, and any amendment thereto signed by each of the undersigned shall be, filed on behalf of each undersigned pursuant to and in accordance with the provisions of 13d-1(k) under the Securities Exchange Act of 1934, as amended. Dated: August 10, 2001 /s/ Larry N. Feinberg ------------------------------ Larry N. Feinberg Dated: August 10, 2001 ORACLE STRATEGIC CAPIAL, L.L.C. By: /s/ Larry N. Feinberg ------------------------------ Name: Larry N. Feinberg Title: Managing Member Dated: August 10, 2001 ORACLE STRATEGIC PARTNERS, L.P. By: ORACLE STRATEGIC CAPIAL, L.L.C., General Partner By: /s/ Larry N. Feinberg ------------------------------ Name: Larry N. Feinberg Title: Managing Member