Behavioral Pharmacology Research Unit
Baltimore, Maryland, 21224, United States
NCT Number: NCT02372591
Pain is very common in persons with a history of addiction, but few studies have examined the best treatment of pain in this population. This is a study to determine the pain relief provided by intravenous hydromorphone (Dilaudid) or buprenorphine given to persons maintained on stable doses of methadone or buprenorphine who have chronic musculoskeletal pain. Experimental sessions will require overnight stays on a residential research unit. In these sessions, persons will be exposed to standard experimental pain techniques at baseline and then rate the relief (if any) provided by the study medication when exposed to the same techniques. Persons will be asked to participate in 3 sessions, each separated by at least 7 days.
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Notify Me18 year–55 year
All sexes
Interventional
Phase 1
Baltimore, Maryland, 21224, United States
Healthy volunteers accepted: No
Only the study team can determine whether someone qualifies for participation.
Inclusion criteria
Opioid dependence according to the Mini International Neuropsychiatric Interview (MINI) and verified by the PI; urine toxicology negative for drugs of abuse but positive for opioid maintenance agent; stable buprenorphine (12-16 mg) dose for the past 30 days; chronic musculoskeletal pain (>3 months) as documented in medical history and physical; able and willing to perform/tolerate pain procedures; able to communicate in English.
Exclusion criteria
Current illicit substance use at screening or during trial as verified by urine toxicology screen and/or self-report (including cannabis use); current alcohol dependence as assessed on the MINI); medical or psychiatric condition known to influence quantitative sensory testing (QST) (e.g. HIV, peripheral neuropathy, current Major Depressive Disorder, Schizophrenia, Raynaud's syndrome); use of prescribed or over the counter analgesic agents or psychotropic medications known to have analgesic properties for 24 hours prior to session; previous allergic reaction to hydromorphone or buprenorphine; women who are pregnant, lactating or planning to get pregnant during the course of the trial.
Intravenous injection of approximately 10 mL administered via slow push over 5 minutes. Given 4 injections during the session with each injection separated by 1.5 hours.
Other names: Suboxone, Subutex
Intravenous injection of approximately 10 mL administered via slow push over 5 minutes. Given 4 injections during the session with each injection separated by 1.5 hours.
Other names: Dilaudid
Intravenous injection of approximately 10 mL administered via slow push over 5 minutes. Given 4 injections during the session with each injection separated by 1.5 hours.
Other names: Normal Saline
Time frame: This will be measured 7 times during each 40-hour session. On average, all sessions will be completed within 4 weeks.
The participant places a hand up to the wrist in a circulating water bath maintained at approximately 4 degrees Celsius (up to 5 minutes). The time at which pain develops is the threshold. The time a volunteer's hand remains underwater before pain is unbearable is tolerance.
Johns Hopkins University
Other
Analgesic Effects and Abuse Liability of Intravenous Hydromorphone and Buprenorphine in Opioid Dependent Participants With Chronic Musculoskeletal Pain
Acronym: 1401
OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.
View the official ClinicalTrials.gov record (opens in a new tab)This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.
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