Medical Information Only. Always consult your healthcare provider before enrolling in any clinical trial.
NCT03694899 · ClinicalTrials.gov registry record · NA
The Excess Opioid Disposal Study
A NA study, sponsored by Dartmouth-Hitchcock Medical Center.
- Completed
- Registry status
- NA
- Development phase
- 250
- Enrollment target
NCT03694899: Completed NA study, sponsored by Dartmouth-Hitchcock Medical Center.
NCT03694899 is a NA study that has completed, run by Dartmouth-Hitchcock Medical Center. The registered enrollment target is 250 participants, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (82% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT03694899, a NA study, has completed, sponsored by Dartmouth-Hitchcock Medical Center.
- COMPLETED
- Registry status
- NA
- Development phase
- 250 participants
- Enrollment target
Study Summary
This study is designed to test the hypothesis that providing information to patients about excess opioid disposal, calling patients prior to their outpatient post-operative surgical appointment and providing a convenient drop box for opioid disposal will increase rates of FDA compliant disposal.
Primary Outcome
% of patients that dispose of excess opioids in an FDA compliant manner
Interventions
- BEHAVIORAL phone contact
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 250 participants |
| Start Date | 2018-10-03 |
| Est. Completion | 2020-03-01 |
| Phase | NA |
What the finished NCT03694899 record still lists
NCT03694899 is an interventional study that assigns participants to a tested intervention. The registered 250 participants enrollment target is mid-sized for trials with a published cap, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (82% lower).
The record links to 0 conditions, and to 1 intervention - of which phone contact is the first listed.
NCT03694899 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT03694899 about?
NCT03694899 is a clinical study titled "The Excess Opioid Disposal Study". This study is designed to test the hypothesis that providing information to patients about excess opioid disposal, calling patients prior to their outpatient post-operative surgical appointment and providing a convenient drop box for opioid disposal will increase rates of FDA compliant disposal.
What is the current status of trial NCT03694899?
This trial is currently completed. It is a NA study. The enrollment target is 250 participants. The study started on 2018-10-03. Estimated completion is 2020-03-01.
What interventions are being tested in trial NCT03694899?
The interventions under investigation include: phone contact (BEHAVIORAL).
Who is sponsoring clinical trial NCT03694899?
This trial is sponsored by Dartmouth-Hitchcock Medical Center, which has 427 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT03694899's enrollment target sits among peer trials
250 410th of 2000 higher than 1,567 of 2,000 other NA trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other NA trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source ClinicalTrials.gov registry export · 2026-08-08
Nationwide trials with similar profiles
Cross-condition peers matched on enrollment target and registry start date, not the same-condition list above.
Similar enrollment target
- NCT00483249 · 250 participants · NA
Endovascular Exclusion of Thoracoabdominal and/or Paravisceral Abdominal Aortic Aneurysm
- NCT00777712 · 250 participants
Mechanisms Underlying Impaired Diabetic Wound Healing
- NCT01451502 · 250 participants · NA
Infusion of Cell Populations From Unlicensed Umbilical Cord Blood Units
- NCT01771718 · 250 participants
Pilot Study on In-vivo Non-invasive Skin Imaging Using Multiphoton Microscopy
Similar registry start date
- NCT05962346 · started 2026-12 · NA
Fetal Endoscopic Tracheal Occlusion for Congenital Diaphragmatic Hernia
- NCT07125183 · started 2026-12 · Phase 2
Study on Efficacy and Tolerability of Weekly Doxorubicin in Elderly Patients With Advanced or Metastatic Leiomyosarcoma
- NCT07292298 · started 2026-11 · Phase 2
Phase 2 Single-Arm Rectal Cancer Brachytherapy for Patients With Low-Lying Residual Adenocarcinoma After Total Neoadjuvant Therapy to Improve Organ Preservation Rates
- NCT04263285 · started 2026-10 · NA
Treatment of Depression Post-SCI