Behavioral Economics of Human Drug Self-Administration
Sponsor: National Center for Research Resources (NCRR)
Listed as NCT00005765, this observational or N/A phase trial focuses on Drug Dependence and remains completed. Sponsored by National Center for Research Resources (NCRR), it has been updated 6 times since 2026, reflecting limited change activity. This study adds to the evidence base for this therapeutic area through structured, versioned documentation.
Status Flow
Change History
6 versions recorded-
Sep 2024 — Present [monthly]
Completed
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Jul 2024 — Sep 2024 [monthly]
Completed
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Jan 2021 — Jul 2024 [monthly]
Completed
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Jun 2018 — Jan 2021 [monthly]
Completed
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Apr 2018 — Jun 2018 [monthly]
Completed
Phase: NA → None
▶ Show 1 earlier version
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Jan 2017 — Apr 2018 [monthly]
Completed NA
First recorded
Eligibility Summary
No eligibility information available.
Contact Information
- National Center for Research Resources (NCRR)
For direct contact, visit the study record on ClinicalTrials.gov .