Skip to content

Study of U101 for Bladder Pain and/or Urgency

A Phase II Multi-Center, Randomized, Double-Blind, Placebo-Controlled Study to Evaluate the Safety and Efficacy of Intravesical Alkalinized Lidocaine-Heparin for the Symptoms of Pelvic Pain and/or Urgency of Bladder Origin

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00256542
Enrollment
90
Registered
2005-11-21
Start date
2006-01-31
Completion date
2006-09-30
Last updated
2006-09-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Bladder Diseases, Interstitial Cystitis, Pelvic Pain

Keywords

interstitial cystitis, pelvic pain, urgency, frequency, Pelvic Pain and/or Urgency of Bladder Origin

Brief summary

The purpose of this study is to determine whether intravesical U101 (alkalinized lidocaine-heparin) treatment reduces the symptoms of pelvic pain and/or urgency of bladder origin.

Interventions

DRUGAlkalinized Lidocaine-Heparin

Sponsors

Urigen
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
DOUBLE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Male and female subjects at least 18 years of age. * Subjects must have given written informed consent to participate in this trial. * All female subjects, except those who are post-menopausal and/or surgically sterilized, must consent to use two medically acceptable methods of contraception throughout the entire study period. Medically acceptable methods of contraception that may be used by the subject and/or her partner include: abstinence, birth control pills, diaphragm with spermicide, intrauterine device (IUD), condom and foam, vaginal spermicidal suppository, progestin implant, and Depo-Provera injections. * Subjects must have had symptoms of pelvic pain and/or urgency. * Medical history and physical examination results must be clinically acceptable to the Investigator. Medical Monitor may evaluate subjects who don't meet eligibility criteria. * Female subjects currently using hormone therapy (HT) must have been using HT for at least 3 months.

Exclusion criteria

* Subjects less than 18 years of age. * Subjects with known hypersensitivity to heparin or lidocaine. * Female subjects who have a positive pregnancy test at the time of screening, who are pregnant or lactating, or who are planning to become pregnant during the study period. * Subjects who are chronic users of narcotics or who are using any narcotics at the time of study entry. * Subjects who have hepatic disease or clinically significant abnormal liver function tests (more than twice the upper limit of the normal range). * Subjects who do not expect to be available for the entire duration of the study. * Subjects with any coexisting significant medical condition that is likely to interfere with study procedures (cardiovascular, hematological, central nervous system, pulmonary, renal, etc.) * Subjects who have been treated with dimethyl sulfoxide (DMSO) or other bladder instillation therapies within three months prior to study entry. * Subjects who have had cystoscopic dilatation of their bladder or urethra within three months of study entry. * Subjects who have taken or used any investigational drug or device within 30 days before the start of the study, or who are currently enrolled in another investigational study. * Subjects contemplating having or scheduled for any invasive surgical procedures during the study period. * Subjects who are unwilling or unable to abide by the requirements of the study. * History of gastrointestinal (GI) bleeding * Active bleeding from any source * Screening activated partial thromboplastin time (aPTT) above normal limits * Systolic blood pressure (BP) \> 180 mmHg or \< 90 mmHg at Screening. * Subjects with an actively bleeding lesion/area in the bladder as detected by urinalysis

Design outcomes

Primary

MeasureTime frame
Overall improvement in combined symptoms of pain and urgency at 3 weeks

Secondary

MeasureTime frame
Reduction in pain on ten point scale at 3 weeks
Reduction in urgency on ten point scale at 3 weeks
Change in number of voids/24 hours
Safety
Reduction in PUF score (pelvic pain, urgency/frequency) at 3 weeks
Reduction in O'Leary-Sant score at 3 weeks
Change in average void volume

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026