Which works better for kidney stone pain in the ED: IV dexamethasone or nebulized terbutaline?
Official title: Increment Value of Intravenous Dexametasone Versus Nebulized Terbutaline for Renal Colic Pain Management in the Emergency Department: A Randomized Clinical Trial
Run by University of Monastir · NCT06980727 · Data updated 2026-11-12
In adults with acute renal colic and pain, researchers are testing whether IV dexamethasone or nebulized terbutaline provides faster or greater relief compared with placebo.
Quick facts
| Phase | Phase 3 |
|---|---|
| Study type | Interventional |
| Ages | 18 Years to 65 Years |
| Sex | All |
| Enrollment | 500 (estimated) |
| Sponsor | University of Monastir Academic / other |
| Drugs / interventions | radiation |
| Locations | 1 site (Monastir, Monastir Governorate) |
| Status | Recruiting |
| Started | August 8, 2026 |
| Main results expected | December 1, 2027 |
| Study ends | March 1, 2028 |
| Registry record updated | November 3, 2026 |
| Trial ID | NCT06980727 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Adults aged 18–65 presenting with acute renal colic and a pain score of 5 or higher, without major exclusions such as unstable vitals or significant comorbidities.
✕Probably not a fit
Patients with contraindications to terbutaline or dexamethasone, or those with uncontrolled conditions or recent analgesic use, may not experience benefit.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This Phase 3 interventional trial compares two active treatments, dexamethasone given intravenously and terbutaline delivered by nebulizer, against placebo for acute renal colic pain in adults presenting to the emergency department. Eligible participants are adults 18–65 with sudden flank pain of at least moderate intensity and no major exclusion criteria such as unstable vital signs or significant comorbidities. Participants are randomized to receive one of the study interventions and are assessed for pain relief and safety outcomes. The study is conducted at a single site, University Hospital Fattouma Bourguiba Monastir, led by the University of Monastir.
Why it matters
Potential benefit: If successful, the treatment could provide faster or greater pain relief for renal colic and offer an effective option in the ED setting.
How similar studies have gone: Prior work has explored beta-agonists or corticosteroids for acute renal colic, but direct head-to-head comparisons in this context are limited, making this trial relatively novel.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion criteria: * Adults aged 18-65 years * Clinical diagnosis of acute renal colic (defined as sudden sharp colicky flank pain with or without radiation to the genitalia or groin, and with or without urinary symptoms) * Pain score of 5 or more measured using the 10-cm NRS scale Exclusion Criteria: * History of cardiovascular, hepatic, renal, or metabolic diseases * Evidence of sepsis or clinical suspicion of urinary tract infection * Hemodynamically unstable (systolic blood pressure \< 90 mmHg) * Uncontrolled diabetes * Pregnancy or breastfeeding * Inability to understand verbal and/or written information * Received any analgesics within 6 hours prior to presentation * Serum potassium \< 3.7 mmol/L * Concomitant use of: Any beta-blockers (including beta-blocker-containing eye drops) Prolonged-release long-acting β-agonists Short-acting β2-agonists within 6 hours prior to presentation * Contraindication to terbutaline use * Known allergy to paracetamol or terbutaline * Abdominal tenderness suggestive of peritoneal inflammation * Clinical suspicion of conditions other than urolithiasis, including: * Abdominal aortic aneurysm * Aortic dissection * History of drug dependence or chronic alcohol consumption
Where it's running
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University Hospital Fattouma Bourguiba Monastir
Monastir, Monastir Governorate, Tunisia Recruiting
Study contacts
- Study coordinator: Semir Nouira, Professor
- Email: semir.nouira.urg@gmail.com
- Phone: 216_731-06046
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.