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Study of the Abuse Liability of Oxycodone HCl/Niacin in Subjects With a History of Opioid Abuse

This study has been completed.
Information provided by:
Acura Pharmaceuticals Inc. Identifier:
First received: June 13, 2008
Last updated: October 22, 2008
Last verified: October 2008
The purpose of this study is: (1) to assess the effect of oxycodone HCl on niacin-induced dysphoric effects when oxycodone HCl is administered in combination with niacin in subjects with a history of opioid abuse; (2) to assess the abuse liability of 4 times the usual recommended dose of Acurox (oxycodone HCl 40 mg plus niacin 240 mg) versus oxycodone HCL 40 mg alone in subjects with a history of opioid abuse.

Condition Intervention Phase
Opioid Abuse Drug: Niacin Drug: Oxycodone HCL plus Niacin Drug: Placebo Drug: Oxycodone HCl Phase 2

Study Type: Interventional
Study Design: Allocation: Randomized
Intervention Model: Crossover Assignment
Masking: Double (Participant, Investigator)
Primary Purpose: Treatment
Official Title: A Phase II, Single-Center, Randomized, Double-Blind Assessment of the Abuse Liability of Acurox (Oxycodone HCl and Niacin) Tablets in Subjects With a History of Opioid Abuse

Resource links provided by NLM:

Further study details as provided by Acura Pharmaceuticals Inc.:

Primary Outcome Measures:
  • Evaluation of the Drug Rating Questionnaire-Subject (DRQS), and the Addiction Research Center Inventory (ARCI) [ Time Frame: Days 1, 3, 5, 7, and 9 ]
  • Evaluation of the DRQS, the ARCI, the Street Value Assessment Questionnaire (SVAQ), and the Treatment Enjoyment Assessment Questionnaire (TEAQ) [ Time Frame: Day 1, 3, 5, 7, 8, 9, and 10 ]

Estimated Enrollment: 30
Study Start Date: March 2008
Study Completion Date: August 2008
Primary Completion Date: August 2008 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Active Comparator: A Drug: Niacin
Niacin 240 mg every 48 hours
Active Comparator: B Drug: Oxycodone HCL plus Niacin
Oxycodone HCL 40 mg plus Niacin 240 mg every 48 hours
Placebo Comparator: C Drug: Placebo
Placebo every 48 hours
Active Comparator: D Drug: Oxycodone HCL plus Niacin
Oxycodone HCl 40 mg plus Niacin 240 mg every 48 hours
Active Comparator: E Drug: Oxycodone HCl
Oxycodone HCl 40 mg every 48 hours


Ages Eligible for Study:   18 Years to 55 Years   (Adult)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   Yes

Inclusion Criteria:

  • Subject is male or female between 18 and 55 years of age
  • Subject meets DSM-IV Criteria for the Diagnosis of Opioid Substance Abuse and subject is unlikely to experience an idiosyncratic reaction or respiratory depression after ingesting 40 mg of oxycodone
  • Body weight is not more than 20% above or below ideal body weight
  • Subject agrees to abstain from any Rx or OTC drugs (except as authorized by the Investigator) or alcohol
  • Subject is in generally good health
  • Subject is reliable, willing, cooperative, able to communicate effectively, and has a minimum of a 6th grade reading level
  • Subject has an acceptable score on the MMSE for cognitive impairment
  • For women of child-bearing potential: woman is not pregnant and not nursing, and is practicing an acceptable method of birth control

Exclusion Criteria:

  • Subject has a disease that may endanger the subject or the validity of the data
  • Subject is currently physically dependent on opiates or alcohol
  • Subject was exposed to any investigational drug within 30 days prior to the inpatient phase
  • Subject has a history of hypersensitivity to any drug, or a known allergy to any component of the study drug formulation
  • Subject has a positive urine drug screen for a non-opiate drug
  • Subject has a predisposing condition that may place the subject at risk for receiving niacin or oxycodone, or confound the study analyses
  • Subject ingested niacin at doses higher than SDI within 14 days prior to the inpatient phase
  • Subject has an abnormal bleeding tendency
  Contacts and Locations
Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the Contacts provided below. For general information, see Learn About Clinical Studies.

Please refer to this study by its identifier: NCT00699010

United States, Maryland
Johns Hopkins Medical Center
Baltimore, Maryland, United States, 21224
Sponsors and Collaborators
Acura Pharmaceuticals Inc.
Principal Investigator: Donald R Jasinski, MD Johns Hopkins Medical Center
  More Information

Responsible Party: Donald R. Jasinski, MD, Johns Hopkins Medical Center Identifier: NCT00699010     History of Changes
Other Study ID Numbers: AP-ADF-111
Study First Received: June 13, 2008
Last Updated: October 22, 2008

Keywords provided by Acura Pharmaceuticals Inc.:
Abuse Liability
Abuse Prevention
Abuse Resistance
Abuse Deterrence

Additional relevant MeSH terms:
Substance-Related Disorders
Chemically-Induced Disorders
Mental Disorders
Nicotinic Acids
Analgesics, Opioid
Central Nervous System Depressants
Physiological Effects of Drugs
Sensory System Agents
Peripheral Nervous System Agents
Hypolipidemic Agents
Molecular Mechanisms of Pharmacological Action
Lipid Regulating Agents
Vasodilator Agents
Vitamin B Complex
Growth Substances processed this record on August 18, 2017