EXHIBIT 23.1 CONSENT OF DELOITTE & TOUCHE LLP INDEPENDENT AUDITORS' CONSENT We consent to the incorporation by reference in this Registration Statement of OXIS International, Inc. (formerly DDI Pharmaceuticals, Inc.) and subsidiaries on Form S-3, of our report dated March 7, 1996, which included an explanatory paragraph relating to the Company's ability to continue as a going concern, appearing in the Annual Report on Form 10-K of OXIS International, Inc. for the year ended December 31, 1995, as amended by Form 10-K/A, and to the reference to us under the heading "Experts" in the Prospectus, which is part of this Registration Statement. DELOITTE & TOUCHE LLP Portland, Oregon December 16, 1996 -41-