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NIDA Notes Articles: Opioids

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More Convenient Preparations of Buprenorphine Pass Test

July 2012
Soluble-film preparations of buprenorphine suppressed heroin abusers’ withdrawal symptoms with no serious side effects in a recent clinical trial. They dissolved more rapidly in the mouth than the pill form of the medication, providing faster relief.

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Morphine-Induced Immunosuppression, From Brain to Spleen

June 2008

Reports on scientists who pinpointed the biochemical trigger from morphine that sets off a chain reaction that inhibits an immune cell that is key in fighting viruses and cancer.

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Naltrexone Implant Outperforms Daily Pill in Russian Trial

November 2013

More than half of heroin-addicted patients treated with naltrexone via an implanted delivery device maintained abstinence throughout a 6-month clinical trial in Saint Petersburg, Russia. The implant device, which releases a steady dose of naltrexone continuously for 2 months, averted relapse to heroin use three times as effectively as daily oral doses of the medication.

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Naltrexone via Skin Patch Proves Effectiveness of New Technology

November 2009

Reports on a new device that creates tiny painless punctures in the skin to allow medication to flow evenly from a skin patch into dermal capillaries and the bloodstream.

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Not All Mesolimbic Dopamine Neurons Are Alike

March 2008

Reports on research showing that the neurons that deliver dopamine to two regions of the brain's mesolimbic reward system respond differently to opioids, an important finding for drug treatment research.

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Oxycodone Vaccine Passes Early Tests

May 2013

A new vaccine hindered the often-abused prescription opioids oxycodone and hydrocodone from entering the brain and suppressed one of the drugs’ signature central nervous system effects. The findings warrant continued development of the vaccine as a potential aid in the treatment of oxycodone and hydrocodone abuse and dependence.

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Patch Delivers Buprenorphine for Heroin Detox

November 2009

Describes research on the effectiveness of a buprenorphine patch to alleviate opioid withdrawal symptoms of newly abstinent heroin abusers.

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Prison Use of Medications for Opioid Addiction Remains Low

July 2011

Describes results from a nationwide survey among correctional facilities on the use of opioid replacement therapy for people who are addicted to heroin.

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Reduced Longevity Among Male Heroin Abusers, 1962-1997

June 2008

Reviews the changing lifespan of heroin abusers as compared with that of the general U.S. population based on 1962-1997 data.

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Reducing Postpartum Drug Use

December 2008

Highlights a computerized intervention that reduced new mothers' drug abuse in the first 4 months postpartum as reported in a clinical trial of 107 women who abused drugs.

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