Antibiotic Usage Prior to OnabotulinumtoxinA Injection
Launched by BENAROYA RESEARCH INSTITUTE · Feb 12, 2021
Trial Information
Current as of November 08, 2025
Recruiting
Keywords
ClinConnect Summary
This clinical trial is looking at whether patients with overactive bladder (OAB) who are not showing any symptoms of a urinary tract infection (UTI) really need to take antibiotics before receiving an injection of onabotulinumtoxinA (commonly known as Botox) into their bladder. Currently, doctors often give antibiotics as a precaution to prevent UTIs, but this study aims to find out if that is necessary for patients who have a negative urine test and are symptom-free. The goal is to use antibiotics more wisely and avoid unnecessary side effects from them, like infections or allergic reactions.
To participate in this study, you need to be at least 18 years old and have OAB that hasn’t improved after trying other treatments like bladder training or medication. You should also not have any UTI symptoms and have a negative urine test on the day of the injection. Participants will be randomly assigned to either receive the antibiotic or not before their procedure. This trial is a chance to help improve treatment practices for OAB while ensuring patients avoid unnecessary antibiotic use.
Gender
ALL
Eligibility 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.
About Benaroya Research Institute
Benaroya Research Institute (BRI) is a leading nonprofit research organization dedicated to advancing the understanding and treatment of autoimmune diseases, including type 1 diabetes and rheumatoid arthritis. Situated in Seattle, Washington, BRI is renowned for its innovative approach that integrates cutting-edge research, patient care, and clinical trials. The institute fosters collaboration among scientists, clinicians, and patients to translate scientific discoveries into effective therapies. Through its commitment to excellence in research and education, BRI aims to significantly improve patient outcomes and contribute to the global fight against autoimmune disorders.
Contacts
Jennifer Cobb
Immunology at National Institute of Allergy and Infectious Diseases (NIAID)
Locations
Stony Brook, New York, United States
Seattle, Washington, United States
Patients applied
Trial Officials
Justina Tam, MD
Principal Investigator
Stony Brook Medicine
Timeline
First submit
Trial launched
Trial updated
Estimated completion
Not reported
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