Filed by CIMA LABS INC.
Pursuant to Rule 425 under the Securities Act of 1933
and deemed filed pursuant to Rule 14a-12
under the Securities Exchange Act of 1934

Subject Company: aaiPharma Inc.
Commission File No. 0-21185

     This filing relates to the merger transaction between CIMA LABS INC., a Delaware corporation (“Cima”), aaiPharma Inc., a Delaware corporation ( “aaiPharma”), Scarlet Holding Corporation, a Delaware corporation (“Holding Company”), Scarlet MergerCo, Inc., a Delaware corporation and a direct, wholly owned subsidiary of Holding Company (“S MergerCo”), and Crimson MergerCo, Inc., a Delaware corporation and a direct, wholly owned subsidiary of Holding Company (“C MergerCo”), pursuant to an Agreement and Plan of Merger, dated as of August 5, 2003 (the “Merger Agreement”). The Merger Agreement is on file with the Securities and Exchange Commission as an exhibit to the Current Report on Form 8-K, as amended, filed by Cima on August 6, 2003.

Additional Information and Where to Find It

     In connection with a proposed business combination transaction, Scarlet Holding Corporation, the holding company in the proposed transaction, intends to file with the Securities and Exchange Commission (the “SEC”) a registration statement on Form S-4 that will include a joint proxy statement/prospectus and other relevant documents in connection with the proposed transaction. Investors of aaiPharma and Cima are urged to read the joint proxy statement/prospectus and other relevant materials when they become available because they will contain important information about Cima, aaiPharma and the proposed transaction. Investors may obtain a free copy of these materials (when they are available) and other documents filed with the Securities and Exchange Commission at the SEC’s website at www.sec.gov. A free copy of the joint proxy statement/prospectus when it becomes available may also be obtained from aaiPharma Inc., 2320 Scientific Park Drive, Wilmington, North Carolina 28405 or CIMA LABS INC., 10000 Valley View Road, Eden Prairie, Minnesota 55344. In addition, investors may access copies of the documents filed with the SEC by aaiPharma on aaiPharma’s website at www.aaiPharma.com and investors and may access copies of the documents filed with the SEC by Cima on Cima’s website at www.cimalabs.com.

     aaiPharma, Cima and their respective directors, executive officers and certain other members of management and employees may be soliciting proxies from their respective stockholders in favor of the proposed merger. Information regarding the persons who may, under the rules of the SEC, be considered to be participants in the solicitation of aaiPharma’s stockholders in connection with the proposed merger is set forth in aaiPharma’s proxy statement for its 2003 annual meeting, dated April 8, 2003 and filed with the SEC on April 11, 2003, and information regarding the persons who may, under the rules of the SEC, be considered to be

participants in the solicitation of Cima’s stockholders in connection with the proposed transaction is set forth in Cima’s proxy statement for its 2003 annual meeting, dated April 14, 2003 and filed with the SEC on April 11, 2003.

     Additional information regarding these individuals and any interest they have in the proposed transaction will be set forth in the joint proxy statement/prospectus when it is filed with the SEC.

Forward-Looking Statements

     The materials attached below may contain forward-looking statements within the meaning of the “safe harbor” provisions of the Private Securities Litigation Reform Act of 1995. These statements are based on the current expectations and beliefs of the management of aaiPharma and Cima and are subject to a number of factors and uncertainties that could cause actual results to differ materially from those described in the forward-looking statements. Such forward-looking statements may include statements about future financial and operating results and the proposed merger of aaiPharma and Cima. These statements are not guarantees of future performance, involve certain risks, uncertainties and assumptions that are difficult to predict, and are based upon assumptions as to future events that may not prove accurate. Therefore, actual outcomes and results may differ materially from what is expressed herein.

     Risks and uncertainties pertaining to the following factors, among others, could cause actual results to differ materially from those described in the forward-looking statements: the ability of aaiPharma and Cima to obtain the stockholder and regulatory approvals required for the merger; the new company’s ability to successfully integrate the businesses of the two companies; unexpected costs involved in the merger or to the new company’s ability to achieve cost-cutting synergies; the impact of uncertainty surrounding the merger on the businesses of the two companies; the impact of competition, new data, supply issues or marketplace trends on the market for the companies’ products; deterioration in the business of aaiPharma or Cima prior to closing; technical, regulatory or manufacturing issues; new data or intellectual property disputes that may affect the companies’ programs; the ability of the new company to develop and market products in a timely manner; and difficulties in gaining approval of new products. Additional economic, business, competitive and/or regulatory factors affecting aaiPharma’s and Cima’s businesses generally that may cause actual results to differ materially are discussed in their respective filings with the SEC, including their Annual Reports on Form 10-K for the fiscal year ended December 31, 2002, especially in the Management’s Discussion and Analysis section, their most recent Quarterly Reports on Form 10-Q and their Current Reports on Form 8-K. aaiPharma and Cima do not undertake any obligation to (and expressly disclaim any such obligation to) update or alter their forward-looking statements, whether as a result of new information, future events or otherwise.

     Attached below is written information related to the merger used in a presentation to certain Cima employees.

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Rationale for the merger Current CIMA ODTs and OraVescent Revenue sources Manufacturing Royalties Product Dev No Sales/Marketing No clinical Fentanyl to partner out CIMA/AAI Multiple technologies Revenue sources Manufacturing Royalties Product Dev Services NewCo. Product sales Sales and marketing Clinical department Fentanyl can be marketed by CIMA/AAI