April 2014 Exposing rats to THC increases the likelihood that the animals will later self-administer nicotine. THC-exposed rats are also willing to work harder to obtain nicotine. When extrapolated to people, the findings suggest that THC’s pharmacological impact on the brain may make a person who uses marijuana more vulnerable to developing nicotine addiction, an underappreciated health consequence of marijuana use.
November 2015 In the first long-term follow-up of patients treated with buprenorphine/naloxone for addiction to opioid pain relievers, half reported that they were abstinent from the drugs 18 months after starting the therapy.
December 2008 Highlights results from a pilot study suggesting that lofexidine, an anti-hypertensive medication, can enhance success rates among patients taking maintenance naltrexone to avoid opioid relapse.
April 2014 Almost one-third (32 percent) of the roughly 42,000 Monitoring the Future survey respondents reported having used marijuana during their lifetime. However, abuse of many other drugs—methamphetamine, heroin, cocaine, and some prescription medications—declined.
June 2014 Two recent studies suggest that genotyping may enable clinicians to base therapies on individual patients’ potential responsiveness to opioid drugs’ therapeutic effects and vulnerability to their harmful effects.