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A Comparison of Long- and Short-Acting Opioids for the Treatment of Chronic Noncancer Pain: Tailoring Therapy to Meet Patient Needs. by Charles E. Argoff, MD and Daniel I. Silvershein, MD. Opioid formulations have been classified as short- or long-acting on the basis of their duration of action. The authors developed this comparison between short-acting opioids (SAOs) and long-acting opioids (LAOs) based on relevant studies published from January 1975 to April 2008. 
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Issues in Long-term Opioid Therapy: Unmet Needs, Risks, and Solutions by Steven D. Passik, PhD. Family physicians likely see many patients with chronic pain in their practices. When evaluating and treating a patient with chronic pain, the family physician must balance the need for aggressive treatment with minimizing the risks of treatment. Numerous medical (opioid, nonopioid, interventional) and nonmedical (eg, physical therapy, acupuncture, cognitive-behavioral therapy) treatment options are available. This article reviews the use of opioid pharmacotherapy in the management of chronic pain. 9-5-10
The Intractable Pain Patient's Handbook for Survival by Forest Tennant, MD, DrPH. This Handbook is primarily intended for persons who have intractable pain (IP). It is based on the author’s years of education, research, and clinical experience, and is made available as a public service by Pain Treatment Topics. It does not take the place of advice from a qualified healthcare provider that addresses a particular patient’s pain disorder and/or medical needs. 9-5-10
RxList - the Internet Drug Index for prescription drugs, medications, and pill identifier. RxList is the most complete, informative, and comprehensive drug information site I have found to date. Use the tabs at the top of the main page to search for medications by name from A-Z. The site also features a Pill Identifier Tool, current Top Health and Drug News, and much more. 9-5-10
Opioids in Chronic Nonmalignant Pain. In the Conrad Notes, R. Portenoy, MD, Memorial Sloan Kettering Cancer Center (MSKCC), New York City, proposes reappraising the traditional prescribing of opioid drugs.
"Long-acting OxyContin tablets Now Available to Relieve Pain" by Purdue Pharma L.P. "Doctor's Guide to Medical & Other News" article with comprehensive information about OxyContin, a 12-hour oxycodone pain relieving medication.
Pain Ethics. "Pain: Ethics, Cultures, and Informed Consent to Relief" Journal of Law, Medicine & Ethics, 24, no. 4 (1996)
The Painful Dilemma. The use of narcotics for the treatment of chronic pain. A report prepared by the Sacramento - El Dorado ad hoc committee on the treatment of chronic pain that clearly and professionally differentiates between the chronic pain patient and street addicts. Included are a review of traditional views and emerging concepts about addiction with new definitions of addiction offered.
Pain Control: A Guide for People with Cancer and Their Families.. This information is written to help people with cancer learn about pain control.
The use of oral opioids in patients with chronic non-cancer pain
Management strategies by Paul J Graziotti and C Roger Goucke
Position Statement on the Treatment of Pain by the Montana Board of Pharmacy, 01/23/2009.
American Academy of Pain Medicine (AAPM), American Pain Society, and the American Society of Addiction Medicine Advocacy: Definitions Related to the Use of Opioids for the Treatment of Pain.
Opioids in Chronic Nonmalignant Pain. In the Conrad Notes, R. Portenoy, MD, Memorial Sloan Kettering Cancer Center (MSKCC), New York City, proposes reappraising the traditional prescribing of opioid drugs.
Opioid analgesics from the Merck Manual and anopioid analgesic converter.