Bentley Late Breaking Abstract Accepted for Poster Presentation at American Diabetes Association Scientific Sessions.

EXETER, N.H. -- Bentley Pharmaceuticals, Inc. (NYSE: BNT), a specialty pharmaceutical company, today announced that a late breaking abstract sponsored by the Company has been accepted for a poster presentation at the American Diabetes Association 67th Scientific Sessions in Chicago. The abstract, entitled "Results of a Randomized, Single-Dose, 2/3-Way Crossover Comparison Study of Intranasal Insulin Spray (Nasulin[TM]) and Injectable Fast-Acting Insulin (Humalog([R])) in Normal Nonsmoking and Smoking Subjects," will be included in the category of Clinical Therapeutics/New Technology - Insulin Delivery Systems and displayed Saturday, Sunday and Monday, June 23-25, 2007, in the General Poster Session in the Exhibit Hall.

As previously announced, Bentley had two other abstracts accepted, one for oral presentation and another for a poster presentation. The abstract on "Interim Results of a Randomized, Single-Dose, 4-Way Crossover, Pharmacokinetic Study of Intranasal Insulin Spray (Nasulin[TM]), Injectable Regular Insulin (Humulin R([R])), Injectable Fast-Acting Insulin (Humalog([R])), and Saline Nasal Spray in Patients with Type I Diabetes Mellitus," has been selected for oral presentation by Dr. Sherwyn L. Schwartz, M.D., of dgd Research, Inc., as part of the first session on Friday, June 22, 2007. In addition, the abstract, "Intranasal Insulin Spray (Nasulin[TM]) in Healthy Subjects: Choice of Nostril," will also be displayed Saturday through Monday, June 23-25, 2007, in the General Poster Session in the Exhibit Hall.

Founded in 1979 by Dr. Schwartz, the Diabetes & Glandular Disease Clinic is the largest private endocrine clinic in the United States with over 70,000 active patients, eight board certified endocrinologists, seven NPs/PAs and an ADA recognized diabetes education program. The research arm, dgd Research Associates, Inc., has a staff of over 250 employees and has conducted over 1,500 Phase I through III clinical trials, primarily in targeted endocrine populations. Currently work is underway on construction of a new 80,000sq. ft. Phase I unit. For more information visit www.dgdclinic.com and www.dgdresearch.com.

Bentley Pharmaceuticals, Inc. is a specialty pharmaceutical company focused on advanced drug delivery technologies and generic pharmaceutical products. Bentley's proprietary drug delivery technologies enhance the absorption of pharmaceutical compounds across various membranes. Bentley manufactures and markets a growing portfolio of generic and branded generic pharmaceuticals in Europe for the treatment of cardiovascular, gastrointestinal, infectious and central nervous system diseases through its subsidiaries -- Laboratorios Belmac, Laboratorios Davur, Laboratorios Rimafar and Bentley Pharmaceuticals Ireland. Bentley also manufactures and markets active pharmaceutical ingredients through its subsidiary, Bentley API.

Additional information regarding Bentley Pharmaceuticals may be obtained through Bentley's web site at www.bentleypharm.com.

Safe Harbor Statement under the Private Securities Litigation Reform Act of 1995: This press release contains forward looking statements, including without limitation, statements regarding plans for the announcement of interim results of clinical trials of Bentley's intranasal insulin product candidate. These forward-looking statements are subject to a number of risks and uncertainties that could cause actual results to differ materially from future results expressed or implied by such statements. Factors that may cause such differences include, but are not limited to, risks associated with the efficacy and safety of Bentley's intranasal insulin product candidate and its drug delivery technology, risks associated with international clinical trials, and other risks detailed under Item 1A "Risk Factors" in Bentley's most recent Annual Report on Form 10-K and its subsequent periodic reports filed with the Securities and Exchange Commission. Bentley cautions investors not to place undue reliance on the forward-looking statements contained in this release. These statements speak only as of the date of this document, and Bentley undertakes no obligation to update or revise the statements, except as may be required by law.