AcelRx Pharmaceuticals Announces Proposed Public Offering Of Common Stock

AcelRx Pharmaceuticals, Inc.

today announced that it intends to offer and sell shares of its common stock in an underwritten public offering. The Company expects to grant the underwriters a 30-day option to purchase up to an additional 15% of the shares of common stock offered in the public offering. The offering is subject to market and other conditions, and there can be no assurance as to whether or when the offering may be completed, or as to the actual size or terms of the offering. All of the shares to be sold in the proposed offering are to be sold by AcelRx. Jefferies LLC and Piper Jaffray & Co. are acting as joint book-running managers for the offering, and Guggenheim Securities is acting as co-manager for the offering. A shelf registration statement on Form S-3 relating to the public offering of the shares of common stock described above was filed with the Securities and Exchange Commission (the "SEC") and is effective. A preliminary prospectus supplement related to the offering will be filed with the SEC and will be available on the SEC's website located at http://www.sec.gov. Copies of the preliminary prospectus supplement and the accompanying prospectus relating to the proposed offering may be obtained from Jefferies LLC, Equity Syndicate Prospectus Department, at 520 Madison Avenue, New York, New York, 10022, or by calling (877) 547-6340, or by emailing Prospectus_Department@Jefferies.com, or from Piper Jaffray & Co., Attention: Equity Capital Market, 800 Nicollet Mall, J12S03, Minneapolis, MN 55402 or by calling (800)747-3924, or by emailing prospectus@pjc.com. This press release shall not constitute an offer to sell or the solicitation of an offer to buy these securities, nor shall there be any sale of these securities in any state or other jurisdiction in which such offer, solicitation or sale would be unlawful prior to the registration or qualification under the securities laws of any such state or other jurisdiction. About AcelRx Pharmaceuticals, Inc. AcelRx Pharmaceuticals, Inc. is a specialty pharmaceutical company focused on the development and commercialization of innovative therapies for the treatment of acute and breakthrough pain.