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A Study To Investigate Tanezumab In Patients With Interstitial Cystitis/ Painful Bladder Syndrome

Pfizer logo

Pfizer

Status and phase

Terminated
Phase 2

Conditions

Cystitis, Interstitial

Treatments

Other: Placebo
Biological: Tanezumab

Study type

Interventional

Funder types

Industry

Identifiers

NCT00999518
2009-014597-17 (EudraCT Number)
A4091035

Details and patient eligibility

About

In a previous study in patients with interstitial cystitis/ painful bladder syndrome (IC/PBS), tanezumab has shown to be efficacious in relieving the pain associated with IC/PBS, as well as some effect on reducing urinary urgency. Only one dose was studied, and tanezumab was well tolerated. In this study, the hypothesis being tested is that tanezumab will show efficacy at several doses on reducing pain with sufficient tolerability. Tanezumab's safety will also be assessed at different dose levels

Full description

This study was terminated on 16 November 2010 following a US FDA partial clinical hold for the tanezumab interstitial cystitis clinical study announced on 19 July 2010 for potential safety issues, and following a pre-planned interim analysis.

Enrollment

205 patients

Sex

All

Ages

18+ years old

Volunteers

No Healthy Volunteers

Inclusion criteria

  • Patients with interstitial cystitis/ painful bladder syndrome for more than 6 months with moderate to severe pain and a micturition frequency greater than 7 per day.
  • Patients who have been on stable oral medicines for interstitial cystitis/ painful bladder syndrome for at least 3 months. Other therapies might need to be stopped.

Exclusion criteria

  • Patients on certain recent treatments for interstitial cystitis/ painful bladder syndrome.
  • Body mass index (BMI) of >39 kg/m2.
  • History of allergic or anaphylactic reaction to a therapeutic or diagnostic monoclonal antibody or IgG-fusion protein.
  • Patients with peripheral neuropathy.
  • Patients with Type I or type II diabetes mellitus who have an HbA1c > 8.0%.

Trial design

Primary purpose

Treatment

Allocation

Randomized

Interventional model

Parallel Assignment

Masking

Double Blind

205 participants in 5 patient groups, including a placebo group

Group 1
Experimental group
Treatment:
Biological: Tanezumab
Biological: Tanezumab
Biological: Tanezumab
Biological: Tanezumab
Group 2
Experimental group
Treatment:
Biological: Tanezumab
Biological: Tanezumab
Biological: Tanezumab
Biological: Tanezumab
Group 3
Experimental group
Treatment:
Biological: Tanezumab
Biological: Tanezumab
Biological: Tanezumab
Biological: Tanezumab
Group 4
Experimental group
Treatment:
Biological: Tanezumab
Biological: Tanezumab
Biological: Tanezumab
Biological: Tanezumab
Group 5
Placebo Comparator group
Treatment:
Other: Placebo

Trial contacts and locations

171

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Data sourced from clinicaltrials.gov

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