Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 4, 2026, 5:55 PM EDT

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Showing 1–1 of 1 matching trial from the live ClinicalTrials.gov search.
Conditions
Low Back Pain, Chronic Pain
Interventions
NKTR-181 BID tablets, Placebo to match NKTR-181 BID tablets
Drug
Lead sponsor
Nektar Therapeutics
Industry
Eligibility
18 Years to 75 Years
Enrollment
1,189 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
54
States / cities
Saraland, Alabama • Phoenix, Arizona • Tempe, Arizona + 48 more