• American Medical Marijuana Assoc. The mission of AMMA is patient advocacy, patient rights, support, education and research.

• Americans for Safe Access to Medical Marijuana - Sacramento Medical marijuana news and information relating to patients, doctors, caregivers, dispensaries, laws, politics, links, and grassroots actions in Sacramento and Northern California.

• Amgen's Infergen Helping win the fight against Hepatitis C. Drug information for patients, doctors, and healthcare professionals

• Amineptine (Survector): The Smart Tricyclic Short overview, describing this drug as a mild stimulant and a fast-acting mood-brightener.

• Anadin Information for UK residents about this line of painkillers.

• Anakinra ( Kineret ) Patient and physician information for this medication, which is used to relieve pain and swelling caused by rheumatoid arthritis.

• AndroGel Manufacturer's site provides product information and FAQs on low testosterone.

• Anon's Roaccutane Diary A weekly diary of an Accutane user's description of side effects experienced.

• Apligraf Skin Graft Manufacturer's site for this product, providing information including for medical professionals, including how the product is made, case studies, efficacy results, and tips for using the product.

• Apomorphine and Parkinson's Disease Includes details as to how this treatment works, patient information, FAQs, links and contact details.

• Arava Official pharmaceutical website by Hoechst Marion Roussel.

• Area 420 Perspective and doctor's referrals in Northern California.

• Argatroban Home Page - GSK Official pharmaceutical website includes information about heparin induced thrombocytopenia (HIT).

• Aricept Information on Aricept for Alzheimer's disease by Pfizer pharmaceuticals.

• Arimidex - AstraZeneca Official pharmaceutical consumer site. Provides medication description, prescribing information and resources for US patients.

• Armour Thyroid Official pharmaceutical website - Forest Pharmaceuticals.

• Arthritis and Glucosamine Information Center Covers the latest research, details on arthritis medications and treatments, and tips for effectively managing pain.

• Asacol General and product information about this sulfa-free medication for mild to moderate flare-ups of ulcerative colitis. From Procter and Gamble Pharmaceuticals.

• Aspirin.ca - (Canada) The official Canadian Aspirin website providing information on back pain and arthritis pain relief using Bayer Inc.'s acetylsalicylic acid.

• Astelin (Azelastine) - Wallace Official pharmaceutical site for this antihistimine nasal spray.