Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 2, 2026, 11:50 AM EDT

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Showing 1–7 of 7 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Chronic Pain, Low Back Pain, Analgesia
Interventions
ALO-02, Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
410 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
52
States / cities
Mobile, Alabama • Goodyear, Arizona • Phoenix, Arizona + 38 more
Conditions
Chronic Noncancer Pain
Interventions
oxycodone HCl and naltrexone HCl extended-release capsules
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
395 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
32
States / cities
DeLand, Florida • Jacksonville, Florida • Jupiter, Florida + 27 more
Conditions
Healthy
Interventions
ALO-02 (Oxycodone Naltrexone)
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 55 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
Healthy
Interventions
Test formulation administered with water, Test formulation administered with 20% ethanol, Test formulation administered with 40% ethanol
Drug
Lead sponsor
Pfizer
Industry
Eligibility
21 Years to 55 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
Moderate-severe Pain
Interventions
ALO-02
Drug
Lead sponsor
Pfizer
Industry
Eligibility
7 Years to 17 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
16
States / cities
Lancaster, California • Los Angeles, California • Sacramento, California + 4 more
Conditions
Healthy
Interventions
Oxycodone controlled-release test formulation, Immediate-release reference drug
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 55 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
New Haven, Connecticut
Completed Phase 1 Interventional Accepts healthy volunteers

Pharmacokinetics Study of ALO-02 and OxyContin

NCT01557257
Conditions
Management of Moderate to Severe Pain
Interventions
ALO-02, Naltrexone block, OxyContin
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 55 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
New Haven, Connecticut