Medical Information Only. Always consult your healthcare provider before enrolling in any clinical trial.
NCT04387617 · ClinicalTrials.gov registry record · Phase 2
A Study to Assess the Effect of Cannabidiol Oil on Pain After Ureteroscopy for Kidney Stones
A Phase 2 study, sponsored by Mayo Clinic.
- Completed
- Registry status
- Phase 2
- Development phase
- 90
- Enrollment target
NCT04387617: Completed Phase 2 study, sponsored by Mayo Clinic.
NCT04387617 is a Phase 2 study that has completed, run by Mayo Clinic. The registered enrollment target is 90 participants, below the 133-participant average among 30,622 other Phase 2 trials with a reported enrollment target (32% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT04387617, a Phase 2 study, has completed, sponsored by Mayo Clinic.
- COMPLETED
- Registry status
- Phase 2
- Development phase
- 90 participants
- Enrollment target
Study Summary
The purpose of this study is to determine if CBD oil has any effect on decreasing postoperative pain control following ureteroscopy for urinary stone disease, and to determine if CBD oil has any effect in decreasing the amount of postoperative opioids (commonly used drug) used by patients after undergoing ureteroscopy for urinary stone disease.
Primary Outcome
Patient self-reported maximum pain intensity score measured by the Visual Analogue Scale (VAS) rated from 0-10, where 0 was no pain and 10 was the worst pain imaginable.
Interventions
- DRUG Placebo
- DRUG Cannabidiol
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 90 participants |
| Start Date | 2021-02-15 |
| Est. Completion | 2022-01-31 |
| Phase | Phase 2 |
What the finished NCT04387617 record still lists
NCT04387617 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 90 participants, a relatively small participant target, below the 133-participant average among 30,622 other Phase 2 trials with a reported enrollment target (32% lower).
The record links to 0 conditions, and to 2 interventions - of which Placebo is the first listed.
NCT04387617 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT04387617 about?
NCT04387617 is a clinical study titled "A Study to Assess the Effect of Cannabidiol Oil on Pain After Ureteroscopy for Kidney Stones". The purpose of this study is to determine if CBD oil has any effect on decreasing postoperative pain control following ureteroscopy for urinary stone disease, and to determine if CBD oil has any effect in decreasing the amount of postoperative opioids (commonly used drug) used by patients after unde...
What is the current status of trial NCT04387617?
This trial is currently completed. It is a Phase 2 study. The enrollment target is 90 participants. The study started on 2021-02-15. Estimated completion is 2022-01-31.
What interventions are being tested in trial NCT04387617?
The interventions under investigation include: Placebo (DRUG), Cannabidiol (DRUG).
Who is sponsoring clinical trial NCT04387617?
This trial is sponsored by Mayo Clinic, which has 2,844 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT04387617's enrollment target sits among peer trials
90 772nd of 2000 higher than 1,199 of 2,000 other Phase 2 trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other Phase 2 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
- NCT02521311 · 90 participants · Phase 2
Assessment of Clemastine Fumarate as a Remyelinating Agent in Acute Optic Neuritis (ReCOVER)
- NCT02939573 · 90 participants · Phase 2
A Randomized Multicenter Study for Isolated Skin Vasculitis
- NCT03128879 · 90 participants · Phase 2
Venetoclax With Ibrutinib or Acalabrutinib in Pts. With High-risk CLL
- NCT03184038 · 90 participants · NA
Neurocognition in Patients With Multiple Brain Metastases Treated With Radiosurgery
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