Clinical trials: Opioid Users
Drug Abuse
A Study to Assess the Abuse Potential of Hydrocodone Extended-Release Tablet in Recreational Opioid Users
The purpose of this study is to assess the relative abuse potential of the hydrocodone bitartrate extended-release tablet compared to immediate-release hydrocodone bitartrate.
- Trial name
- NCT01596673
- Testing
- 45-mg hydrocodone bitartrate extended-release tablet (crushed or intact)
- Where
- 2 sites in United States, Canada
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Cephalon
Healthy
Abuse Potential of Gabapentin Taken Orally Concomitantly With Oxycodone Hydrochloride in Healthy, Non-Drug-Dependent, Recreational Opioid Users
The purpose of the present study is to assess prospectively the abuse potential of gabapentin when taken with and without oxycodone compared to placebo in healthy non-drug-dependent recreational opioid drug users under fasted…
- Trial name
- NCT07813026
- Testing
- Oxycodone 20mg, gabapentin 600 mg, Gabapentin 1200mg
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Viatris Inc.
Moderate to Severe Chronic Pain
A Study Using fMRI Imaging to Evaluate the Effect of NKTR-181 on Brain Activity in Healthy, Non-physically Dependent Recreational Opioid Users.
The main purpose of this study is to evaluate the effect of NKTR-181 on brain activity in healthy, non-physically dependent recreational opioid users. This study will last about 88 days for each participant.
- Trial name
- NCT03802227
- Testing
- NKTR-181, Oxycodone IR
- Where
- United States
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- Nektar Therapeutics
Nalbuphine, Opioid Abuse
Oral Abuse Potential Study of Nalbuphine
The purpose of this study is to measure the effects of a drug called nalbuphine (an opioid drug) compared with the effects of hydromorphone (an opioid drug) and placebo (contains no active drug ingredients).
- Trial name
- NCT04018664
- Testing
- Nalbuphine HCl solution
- Where
- Canada
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- Trevi Therapeutics
Respiratory Depression
Single Dose Crossover Study to Compare the Respiratory Drive After Administration of Belbuca, Oxycodone and Placebo.
The purpose of this study is to explore and compare VRH after administration of Belbuca, Oxycodone HCl and Placebo in recreational opioid users.
- Trial name
- NCT03996694
- Testing
- Belbuca 300 µg, Belbuca 600 µg, Belbuca 900 µg
- Where
- United States
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- BioDelivery Sciences International
Healthy
To Evaluate the Relative Abuse Potential of Hydrocodone Bitartrate and Acetaminophen
Evaluation of abuse potential in recreational abusers of Hydrocodone Bitartrate and Acetaminophen versus NORCO®.
- Trial name
- NCT03567941
- Testing
- Hydrocodon bitartrate-acetaminophen arm 1, Hydrocodon bitartrate-acetaminophen arm 2, Reference
- Where
- Canada
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Sun Pharma Advanced Research Company Limited
Abuse, Drug
A Study to Assess the Abuse Potential of Intranasal Cebranopadol
The purpose of this study to Assess the Abuse Potential of Intranasal Cebranopadol Compared to Oxycodone and Placebo in Healthy, Nondependent Recreational Opioid Users.
- Trial name
- NCT06453265
- Testing
- Cebranopadol- 600 ug, Cebranopadol- 800ug, Cebranopadol- 1000ug
- Where
- United States
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Tris Pharma, Inc.
Substance Abuse
A Comparison of How Likely it is That Different Tablets of Oxycodone Will be Broken up and Snorted by Adults Who Sometimes Take Drugs for Pleasure
The trial comprises an Enrollment Visit, a Qualification Phase, a Treatment Phase (including 3 treatment periods), a Final Examination, and a Follow-up Phone Call.
- Trial name
- NCT03765346
- Testing
- Oxycodone IR ADF, Oxycodone API powder
- Where
- Canada
- Volunteers
- 123 people, healthy volunteers welcome
- Sponsor
- Grünenthal GmbH
Safety, Pharmacokinetics
Single Ascending Doses of Kratom in Healthy Nondependent Adults With Opioid Experience
Kratom (Mitragyna speciosa) is a plant often used to self-treat conditions such as pain, coughing, diarrhea, anxiety and depression, opioid use disorder, and opioid withdrawal.
- Conditions
- Safety, Pharmacokinetics, Pharmacodynamics
- Trial name
- NCT06072170
- Testing
- Kratom
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Altasciences Company Inc.
Healthy
A Study to Characterize the Abuse Liability of Intravenous Oxycodone Alone or in Combination With Intravenous Naltrexone in Healthy, Non-Dependent, Recreational Opioid Users
The main purpose of this study is to simulate if oxycodone and naltrexone combination capsules (ALO-02) were to be tampered with by dissolving and then injecting intravenously for the purpose of getting high.
- Trial name
- NCT01825447
- Testing
- Oxycodone + Naltrexone, Oxycodone
- Where
- United States
- Volunteers
- 89 people, healthy volunteers welcome
- Sponsor
- Pfizer
Abuse Potential
Study Evaluating Abuse Potential of Lyrica® in Healthy Non-Drug Dependent Recreational Opioid Users
This is a Phase 4 clinical study in healthy non-drug dependent recreational opioid users to assess the abuse potential of Lyrica when taken alone or in combination with oxycodone.
- Trial name
- NCT05053126
- Testing
- Pregabalin 300mg, pregabalin 450 mg, Pregabalin 300 mg with oxycodone 20 mg
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Viatris Specialty LLC
Opioid Use Disorder
A Study to Assess the Effect of AZD4041 on Respiratory Drive in Recreational Opioid Users.
This is a Phase 1, single-centre, randomized, double-blind, placebo-controlled, 2 fixed sequences, multiple dose study in healthy male and/or female recreational opioid users.
- Trial name
- NCT05587998
- Testing
- Morphine, AZD4041
- Where
- United States
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- AstraZeneca
Human Abuse Potential
Assessment of Abuse Potential of Cebranopadol in Humans
This study will be conducted to evaluate the abuse potential of single doses of cebranopadol as compared with oxycodone, tramadol and matching placebo in recreational drug users.
- Trial name
- NCT05256108
- Testing
- Oxycodone 40 mg, Tramadol 600 mg, Cebranopadol 600 µg
- Where
- United States
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- Tris Pharma, Inc.
Opioid Users
Abuse Potential Study of PF-00345439
This study will determine the relative abuse potential of intact and chewed PF-00345439 (Oxycodone Extended-Release Capsules) compared to crushed oxycodone HCL immediate release (IR) tablets and placebo administered orally to…
- Trial name
- NCT01986283
- Testing
- Capsule, PF-00345439, oxycodone
- Where
- United States
- Volunteers
- 67 people, healthy volunteers welcome
- Sponsor
- Pain Therapeutics
Abuse Potential
Abuse Potential of HORIZANT With and Without Oxycodone in Healthy, Nondependent Recreational Opioid Users
The purpose of this study is to assess the abuse potential of gabapentin enacarbil immediate release capsules taken alone and in combination with oxycodone in healthy adult, non-dependent, recreational opioid users.
- Trial name
- NCT06247488
- Testing
- Oxycodone 20 mg, GE-IR 200 mg, GE-IR 450 mg
- Where
- United States
- Volunteers
- 110 people, healthy volunteers welcome
- Sponsor
- Arbor Pharmaceuticals, Inc.
Abuse, Drug
A Trial to Evaluate the Abuse Potential of 3 Doses of GRT6005 in Adult Non-dependent Recreational Opioid Users
The primary objective of this study was to evaluate the abuse potential of single doses of cebranopadol (GRT6005) relative to hydromorphone (immediate-release formulation [IR] and placebo in 48 non-dependent recreational opioid…
- Trial name
- NCT03757559
- Testing
- Cebranopadol 100 micrograms, Cebranopadol 400 micrograms, Hydromorphone hydrochloride 4 milligrams
- Where
- Canada
- Volunteers
- 226 people, healthy volunteers welcome
- Sponsor
- Tris Pharma, Inc.
Opioid-Related Disorders
Abuse Potential of Intranasal VYCAVERT Tablets (Hydrocodone Bitartrate/Acetaminophen) in Recreational Opioid Users
To determine the relative abuse potential of VYCAVERT (hydrocodone bitartrate and acetaminophen) compared to GENERIC H/A (hydrocodone bitartrate and acetaminophen) when crushed and administered intranasally to non dependent…
- Trial name
- NCT01759446
- Testing
- Generic H/A taken first, Vycavert taken first, Generic H/A plus i taken first
- Where
- United States
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- Acura Pharmaceuticals Inc.
Recreational Drug Use
A Study to Evaluate the Intranasal Abuse Potential of PF614 in Non-Dependent Recreational Opioid Users (PF614-103)
The purpose of this study is to examine the abuse potential and pharmacokinetics of PF614 compared with a non-abuse deterrent, commercially available, immediate release (IR) oxycodone hydrochloride (HCl) formulation and placebo.
- Trial name
- NCT05567354
- Testing
- PF614, Oxycodone
- Where
- United States
- Volunteers
- 27 people, healthy volunteers welcome
- Sponsor
- Ensysce Biosciences
Pain, Nausea
A Study in Opioid-Experienced, Non-Dependent Recreational Drug Users to Determine the Abuse Potential and Safety of CL-108 Tablets Administered Via the Oral Route
The purpose of this study is to assess the abuse potential of CL-108 tablets, including the abuse deterrent effects of promethazine, following oral administration, relative to hydrocodone/acetaminophen (APAP) tablets and placebo…
- Conditions
- Pain, Nausea, Vomiting
- Trial name
- NCT02712554
- Testing
- CL-108, M366
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Charleston Laboratories, Inc
Opioid Abuse
Study of the Relative Abuse Potential of Acurox Tablets in Non-Dependent Recreational Opioid Users
The primary objective of this study is to compare the relative abuse potential of two different doses of orally administered Acurox Tablets to orally administered immediate-release (IR) oxycodone HCl tablets in non-dependent…
- Trial name
- NCT01030406
- Testing
- 40/0mg taken first, 80/0mg taken first, 40/240mg taken first
- Where
- United States
- Volunteers
- 49 people, healthy volunteers welcome
- Sponsor
- Acura Pharmaceuticals Inc.