EXHIBIT 23.1 CONSENT OF INDEPENDENT CERTIFIED PUBLIC ACCOUNTANTS We hereby consent to the incorporation by reference in the Prospectus constituting part of this Registration Statement on Form S-3 of our report dated February 27, 1996 appearing in NABI's Annual Report on Form 10-K for the year ended December 31, 1995. We also consent to the reference to us under the heading "Experts" in such Prospectus. /s/ Price Waterhouse LLP PRICE WATERHOUSE LLP Miami, Florida April 2, 1996