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High Strength Cranberry Supplementation for Prevention of Recurrent Urinary Tract Infection

Primary Purpose

Urinary Tract Infection

Status
Completed
Phase
Phase 2
Locations
Australia
Study Type
Interventional
Intervention
High Strength Cranberry
Placebo
Sponsored by
Swisse Wellness Pty Ltd
About
Eligibility
Locations
Arms
Outcomes
Full info

About this trial

This is an interventional prevention trial for Urinary Tract Infection focused on measuring recurrent

Eligibility Criteria

18 Years - 65 Years (Adult, Older Adult)FemaleAccepts Healthy Volunteers

Inclusion Criteria:

  1. Females aged 18-65 years, inclusive
  2. A history of recurrent urinary tract infection defined as ≥3 UTIs in the last year OR at least 2 UTIs occurring in the last 6 months. Each infection requires confirmation by a health professional
  3. Willing to answer questionnaires and comply with the study requirements
  4. Ability to swallow capsules
  5. Provided Written Informed Consent
  6. BMI >17.5kg m2 and <35kg m2

Exclusion Criteria:

  1. Microbial growth on urine culture of ≥107 cfu/L (104cfu/mL) within 7 days of Day 1
  2. A history of >5 UTIs in the last 6 months (confirmed by self-report or health professional)
  3. Use of antibiotics or antibiotics for prophylaxis within 28 days of Day 1
  4. Use of any antibacterial products, that in the opinion of the Medical Investigator may interfere with the study outcomes, within 28 days of Day 1
  5. Regular use of Vaccinium containing products (e.g. all forms of blueberries, cranberries, bilberry, lingonberry , etc i.e fruit, dried fruit, pills, juices or supplements) within 28 days of Day 1 at the discretion of the Medical Investigator
  6. Presence of an intermittent or indwelling urinary catheter
  7. Anatomical abnormalities of the urinary tract
  8. History of or known clinically significant renal or urological disease(self-reported)
  9. Positive urine dipstick pregnancy test at screening onDay 1, currently pregnant and/or breastfeeding
  10. Women of Childbearing potential not willing to use adequate and effective methods of contraception throughout the study
  11. Women of child bearing potential that have not been using effective methods of contraception for 14 days prior to Day 1
  12. History of or known clinically significant cardiac disease
  13. History of or known clinically significant liver disease
  14. History of or known clinically significant gastrointestinal disease
  15. History of or known metabolic disorder or diabetes
  16. History or presence of alcohol or illicit drug abuse,any surgical history, clinical condition or organ dysfunction that in the opinion of the Medical Investigator may affect the participant's ability to participate in the study or the study results
  17. Currently hospitalised or any planned hospitalisations within 1 month following the last dose of study product
  18. Immunocompromised participants or participants receiving immunosuppressive medication
  19. History of an adverse reaction or known hypersensitivity or suspected allergy to the investigational product ingredients
  20. Currently taking warfarin or has received Warfarin within 28 days of Day 1
  21. Received an investigational drug within 28 days of Day 1

Sites / Locations

  • Holdsworth House Medical Centre
  • Holdsworth House Medical Centre
  • Griffith University Clinical Trial Unit (Griffith Health)
  • CSIRO Nutrition and Health Research Clinic
  • Monash Alfred Psychiatry Research Centre (MAPrc)

Arms of the Study

Arm 1

Arm 2

Arm Type

Experimental

Placebo Comparator

Arm Label

High Strength Cranberry

Placebo

Arm Description

1 capsule of High Strength Cranberry (25,000mg Vaccinium macrocarpon) orally daily for 6 months

1 capsule of Matching Placebo orally daily for 6 months

Outcomes

Primary Outcome Measures

Incidence of UTI
cultured confirmed UTIs at a level of >108cfu/L (105cfu/mL)

Secondary Outcome Measures

Full Information

First Posted
February 1, 2017
Last Updated
March 16, 2020
Sponsor
Swisse Wellness Pty Ltd
Collaborators
Commonwealth Scientific and Industrial Research Organisation, Australia
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1. Study Identification

Unique Protocol Identification Number
NCT03042273
Brief Title
High Strength Cranberry Supplementation for Prevention of Recurrent Urinary Tract Infection
Official Title
A Randomised, Double-blind, Placebo Controlled Study to Investigate the Efficacy and Safety of High Strength Cranberry (Pacran®) in Women With Recurrent Urinary Tract Infections (Cystitis)
Study Type
Interventional

2. Study Status

Record Verification Date
June 2019
Overall Recruitment Status
Completed
Study Start Date
May 15, 2017 (Actual)
Primary Completion Date
December 31, 2019 (Actual)
Study Completion Date
December 31, 2019 (Actual)

3. Sponsor/Collaborators

Responsible Party, by Official Title
Sponsor
Name of the Sponsor
Swisse Wellness Pty Ltd
Collaborators
Commonwealth Scientific and Industrial Research Organisation, Australia

4. Oversight

Studies a U.S. FDA-regulated Drug Product
No
Studies a U.S. FDA-regulated Device Product
No
Data Monitoring Committee
No

5. Study Description

Brief Summary
This clinical trial is a Phase 2, multicenter, placebo-controlled, double-blind, parallel-arm study to evaluate the efficacy and safety of High Strength Cranberry (500mg Pacran®) in preventing UTI (cystitis) in women with a history of recurrent UTI (rUTI).

6. Conditions and Keywords

Primary Disease or Condition Being Studied in the Trial, or the Focus of the Study
Urinary Tract Infection
Keywords
recurrent

7. Study Design

Primary Purpose
Prevention
Study Phase
Phase 2
Interventional Study Model
Parallel Assignment
Masking
ParticipantCare ProviderInvestigator
Allocation
Randomized
Enrollment
150 (Actual)

8. Arms, Groups, and Interventions

Arm Title
High Strength Cranberry
Arm Type
Experimental
Arm Description
1 capsule of High Strength Cranberry (25,000mg Vaccinium macrocarpon) orally daily for 6 months
Arm Title
Placebo
Arm Type
Placebo Comparator
Arm Description
1 capsule of Matching Placebo orally daily for 6 months
Intervention Type
Dietary Supplement
Intervention Name(s)
High Strength Cranberry
Other Intervention Name(s)
25,000mg Vaccinium macrocarpon
Intervention Description
Softgel capsule
Intervention Type
Dietary Supplement
Intervention Name(s)
Placebo
Other Intervention Name(s)
Placebo (for High Strength Cranberry)
Intervention Description
Soy oil to match High Strength Cranberry Softgel Capsule
Primary Outcome Measure Information:
Title
Incidence of UTI
Description
cultured confirmed UTIs at a level of >108cfu/L (105cfu/mL)
Time Frame
6 months

10. Eligibility

Sex
Female
Gender Based
Yes
Gender Eligibility Description
Females with a history of recurrent UTIs
Minimum Age & Unit of Time
18 Years
Maximum Age & Unit of Time
65 Years
Accepts Healthy Volunteers
Accepts Healthy Volunteers
Eligibility Criteria
Inclusion Criteria: Females aged 18-65 years, inclusive A history of recurrent urinary tract infection defined as ≥3 UTIs in the last year OR at least 2 UTIs occurring in the last 6 months. Each infection requires confirmation by a health professional Willing to answer questionnaires and comply with the study requirements Ability to swallow capsules Provided Written Informed Consent BMI >17.5kg m2 and <35kg m2 Exclusion Criteria: Microbial growth on urine culture of ≥107 cfu/L (104cfu/mL) within 7 days of Day 1 A history of >5 UTIs in the last 6 months (confirmed by self-report or health professional) Use of antibiotics or antibiotics for prophylaxis within 28 days of Day 1 Use of any antibacterial products, that in the opinion of the Medical Investigator may interfere with the study outcomes, within 28 days of Day 1 Regular use of Vaccinium containing products (e.g. all forms of blueberries, cranberries, bilberry, lingonberry , etc i.e fruit, dried fruit, pills, juices or supplements) within 28 days of Day 1 at the discretion of the Medical Investigator Presence of an intermittent or indwelling urinary catheter Anatomical abnormalities of the urinary tract History of or known clinically significant renal or urological disease(self-reported) Positive urine dipstick pregnancy test at screening onDay 1, currently pregnant and/or breastfeeding Women of Childbearing potential not willing to use adequate and effective methods of contraception throughout the study Women of child bearing potential that have not been using effective methods of contraception for 14 days prior to Day 1 History of or known clinically significant cardiac disease History of or known clinically significant liver disease History of or known clinically significant gastrointestinal disease History of or known metabolic disorder or diabetes History or presence of alcohol or illicit drug abuse,any surgical history, clinical condition or organ dysfunction that in the opinion of the Medical Investigator may affect the participant's ability to participate in the study or the study results Currently hospitalised or any planned hospitalisations within 1 month following the last dose of study product Immunocompromised participants or participants receiving immunosuppressive medication History of an adverse reaction or known hypersensitivity or suspected allergy to the investigational product ingredients Currently taking warfarin or has received Warfarin within 28 days of Day 1 Received an investigational drug within 28 days of Day 1
Overall Study Officials:
First Name & Middle Initial & Last Name & Degree
Welma Stonehouse, PhD
Organizational Affiliation
Commonwealth Scientific and Industrial Research Organisation, Australia
Official's Role
Principal Investigator
Facility Information:
Facility Name
Holdsworth House Medical Centre
City
Sydney
State/Province
New South Wales
ZIP/Postal Code
2010
Country
Australia
Facility Name
Holdsworth House Medical Centre
City
Brisbane
State/Province
Queensland
ZIP/Postal Code
4006
Country
Australia
Facility Name
Griffith University Clinical Trial Unit (Griffith Health)
City
Gold Coast
State/Province
Queensland
ZIP/Postal Code
4222
Country
Australia
Facility Name
CSIRO Nutrition and Health Research Clinic
City
Adelaide
State/Province
South Australia
Country
Australia
Facility Name
Monash Alfred Psychiatry Research Centre (MAPrc)
City
Melbourne
State/Province
Victoria
ZIP/Postal Code
3004
Country
Australia

12. IPD Sharing Statement

Plan to Share IPD
No

Learn more about this trial

High Strength Cranberry Supplementation for Prevention of Recurrent Urinary Tract Infection

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