Exhibit A to Amendment No. 3 to Schedule 13D for Tercica, Inc. LOCK-UP LETTER AGREEMENT LEHMAN BROTHERS INC. 745 Seventh Avenue New York, New York 10019 Ladies and Gentlemen: The undersigned understands that you (the "Underwriter") propose to enter...Rho Capital Partners Inc • January 27th, 2006 • Pharmaceutical preparations
Company FiledJanuary 27th, 2006 IndustryThe undersigned understands that you (the "Underwriter") propose to enter into an Underwriting Agreement (the "Underwriting Agreement") providing for the purchase by the Underwriter of shares (the "Stock") of Common Stock, par value $0.001 per share (the "Common Stock"), of Tercica, Inc., a Delaware corporation (the "Company"), and that the Underwriter proposes to reoffer the Stock to the public (the "Offering").