SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of The Securities Exchange Act of 1934 April 1, 1998 ------------------------------------------------------ Date of Report (Date of earliest event reported) INHALE THERAPEUTIC SYSTEMS ------------------------------------------------------ (Exact name of registrant as specified in its charter) California 023556 94-3134940 - ---------------------- ---------------- ------------------ (State or other jurisdiction (Commission (I.R.S. Employer of incorporation) File Number) Identification No.) 150 Industrial Road San Carlos, CA 94070 ---------------------------------------- (Address of principal executive offices) (650) 631-3100 ---------------------------------------------------- (Registrant's telephone number, including area code) 1. ITEM 5. OTHER EVENTS On April 1, 1998, Inhale Therapeutic Systems announced the completion of a re-negotiation of its collaborative agreement with Baxter International, Inc. A press release relating to the re-negotiation is attached hereto as Exhibit 99.1. ITEM 7. FINANCIAL STATEMENTS, PRO FORMA FINANCIAL INFORMATION AND EXHIBITS (c) Exhibits 99.1 Press Release dated April 1, 1998 2. SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. INHALE THERAPEUTIC SYSTEMS Dated: April 7, 1998 By: /s/ Robert B. Chess ------------------------------------- Robert B. Chess President and Chief Executive Officer 3.