Evaluating antibiotic use before onabotulinumtoxinA injections for overactive bladder
Official title: Optimizing Antibiotic Use in Treatment of Overactive Bladder: Evaluating the Need for Prophylactic Antibiotics Prior to OnabotulinumtoxinA Injection in Patients Without Urinary Tract Infection
Run by Benaroya Research Institute · NCT04754737 · Data updated 2026-11-12
This study is testing if giving antibiotics before onabotulinumtoxinA injections helps or is needed for adults with overactive bladder who haven't found relief from other treatments.
Quick facts
| Study type | Interventional |
|---|---|
| Ages | 18 Years and up |
| Sex | All |
| Enrollment | 200 (estimated) |
| Sponsor | Benaroya Research Institute Academic / other |
| Locations | 1 site (Stony Brook, New York) |
| Status | Recruiting |
| Started | March 23, 2021 |
| Main results expected | December 2025 |
| Study ends | December 2026 |
| Registry record updated | May 24, 2024 |
| Trial ID | NCT04754737 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates for this study are adults aged 18 and older diagnosed with OAB who have failed first and second line therapies.
✕Probably not a fit
Patients who have recently used antibiotics or are symptomatic for UTIs will not benefit from this study.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This study investigates the necessity of prophylactic antibiotics prior to intradetrusor injections of onabotulinumtoxinA in patients with overactive bladder (OAB). It aims to optimize antibiotic usage by comparing outcomes between patients receiving antibiotics and those who do not. The study includes adults diagnosed with OAB who have not responded to standard therapies and ensures participants are not symptomatic for urinary tract infections (UTIs) at the time of injection. By addressing the appropriateness of antibiotic use, the study seeks to reduce unnecessary complications associated with antibiotic therapy.
Why it matters
Potential benefit: If successful, this study could lead to more effective management of antibiotic use, reducing the risk of complications and antibiotic resistance in patients undergoing treatment for OAB.
How similar studies have gone: While studies have shown success in antibiotic stewardship in other surgical contexts, this specific approach to OAB treatment is novel and untested.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Age ≥ 18 * Diagnosis of OAB who have failed 1st and 2nd line therapies per the AUA/SUFU OAB guidelines (including bladder training, dietary modification and pharmacotherapy with an anticholinergic and/or beta-3 agonist) * Not symptomatic for UTI at the time of injection * Negative urinalysis at the time of the injection defined as: negative for nitrites and leukocyte esterace, with urine white blood cell count less than 5 per high-power field * Consent to participate in the study. Exclusion Criteria: * Antibiotic usage within 48 hours prior to intradetrusor onabotulinumtoxinA injection * Women who are pregnant or planning to become pregnant, women who are breastfeeding * Concurrent use of onabotulinumtoxinA injection with maximum cumulative dose exceeding 400 units in a 3-month interval.
Where it's running
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Stony Brook Medicine
Stony Brook, New York, United States Recruiting
Study contacts
- Principal investigator: Justina Tam, MD — Stony Brook Medicine
- Study coordinator: Justina Tam, MD
- Email: justina.tam@stonybrookmedicine.edu
- Phone: 6314441910
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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.