• Altana Pharma Specializing in products for gastrointestinal, cardiovascular, respiratory tract diseases, and contrast agents. Formerly Byk Gulden.

• AltiMed Pharmaceutical Company makers of therapeutically equivalent products and is home of the Pharmacist's Guide To The Internet, an online and interactive resource to help pharmacists build a better practice.

• Alva-Amco Pharmacal, Inc makers of Diurex menstrual diuretic, Psoriasin for psoriasis, Fungicure for fungus infection, Backaid for backache, and Herpetrol lysine supplement.

• ALZA utilizing advanced drug delivery systems to improve the medical and economic value of drug therapies.

• American Association of Pharmaceutical Scientists (AAPS) AAPS is devoted to improving human health through the development of better pharmaceuticals.

• American Pharmaceutical Partners Manufactures, markets, and develops injectable products with a focus on oncology and anti-infectives.

• Andrx Engaged in the formulation and commercialization of controlled-release oral pharmaceuticals.

• Anika Therapeutics, Inc. Pure hyaluronic acid biomaterials for medical applications such as osteoarthritis, ophthalmics, orthopedics, adhesion prevention, cancer treatment, and drug delivery.

• Apotex, Inc. research, development, manufacture and distribution of generic prescription drugs.

• Apothecus Pharmaceutical Corp. manufacturer of consumer, veterinarian, and clinical products.

• ArQule Drug discovery and development company specializing in small-molecule chemistry.

• AstraZeneca International biosciences company engaged in the research, development, manufacture, and marketing of ethical pharmaceuticals, agricultural and specialty chemicals products, and the supply of healthcare services.

• AstraZeneca United States

• Atlantic Pharmaceutical Services contract manufacturer of solid dosage forms and providing services of spray drying, fluid bed process, encapsulation, and high shear granulation.

• Atrix Laboratories Specializing in non-oral drug delivery, providing parenteral, transmucosal, and topical delivery of proteins, peptides, and other organic molecules.

• Australian Self-Medication Industry (ASMI) represents companies involved in the manufacture and distribution of non-prescription consumer healthcare products with the aim to promote better health through responsible self-medication.

• Avant Immunotherapeutics Develops pharmaceutical products for the treatment of inflammatory disorders and autoimmune diseases.

• Aviron develops disease prevention products including live vaccines against viral infections.

• Axcan Pharma develops and distributes of pharmaceutical products, mainly in the field of gastroenterology.

• Balance Pharmaceuticals plans to develop, manufacture, and market hormone based products for treatment of benign gynecological disorders and a hormonal contraceptive system which is expected to reduce a woman's lifetime risk of breast and ovarian cancer.