Trial of Parkinson's And Zoledronic Acid
TOPAZ
TOPAZ: Trial of Parkinson's And Zoledronic Acid A Randomized Placebo-controlled Trial of Zoledronic Acid for the Prevention of Fractures in Patients With Parkinson's Disease
2 other identifiers
interventional
2,650
1 country
77
Brief Summary
This home-based study is a randomized (1:1) placebo-controlled trial of a single infusion of zoledronic acid-5 mg (ZA) for the prevention of fractures in men and women aged 60 years and older with Parkinson's disease and parkinsonism with at least 2 years of follow-up. A total of 2650 participants will be enrolled and randomized in the United States. Participants, follow-up outcome assessors, and study investigators will be blinded to assigned study treatment. This trial is funded by the National Institute of Aging.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at P75+ for phase_4 parkinson-disease
Started Nov 2019
Longer than P75 for phase_4 parkinson-disease
77 active sites
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
Click on a node to explore related trials.
Study Timeline
Key milestones and dates
First Submitted
Initial submission to the registry
April 2, 2019
CompletedFirst Posted
Study publicly available on registry
April 23, 2019
CompletedStudy Start
First participant enrolled
November 15, 2019
CompletedPrimary Completion
Last participant's last visit for primary outcome
October 31, 2025
CompletedStudy Completion
Last participant's last visit for all outcomes
October 31, 2025
CompletedMarch 4, 2025
February 1, 2025
6 years
April 2, 2019
February 28, 2025
Conditions
Keywords
Outcome Measures
Primary Outcomes (2)
Number of Participants with Clinical Fractures
All clinical fractures
2 years
Number of Participants with Clinical Fractures
All clinical fractures
5 years
Secondary Outcomes (4)
Number of Participants Hip Fractures
2 years
Number of Participants Hip Fractures
5 years
Mortality
2 years
Mortality
5 years
Study Arms (2)
Zoledronic acid (ZA)
ACTIVE COMPARATORA single intravenous infusion of Zoledronic acid (5 mg) infused over 45 minutes
Placebo
PLACEBO COMPARATORA single intravenous infusion of placebo infused over 45 minutes
Interventions
Zoledronic acid 5mg/100 ml IV infusion: Zoledronic acid-5 mg (ZA) is an FDA approved therapy for men and postmenopausal women for the treatment and prevention of osteoporosis.
Eligibility Criteria
You may qualify if:
- Men and women age 60 years or older
- Current Parkinson's Disease diagnosis or neurodegenerative parkinsonism diagnosis (including progressive supranuclear palsy, multiple system atrophy, cortical basal degeneration, vascular parkinsonism, dementia with Lewy bodies or another form of neurodegenerative parkinsonism) based on an expert assessment (neurologist diagnosis via medical records confirmation or Telemedicine Screening Assessment)
- Willing and able to continue in follow-up for at least 2 years
- Willing and able to provide informed consent
You may not qualify if:
- History of hip fracture
- Any use of a bisphosphonate drug within the last 12 months
- Use of any other osteoporosis treatment (such as SERMs and denosumab) within the last 6 months
- Tooth extraction or invasive dental procedures within the past 30 days or planned/scheduled extraction/procedure in the next 12 months
- Non-ambulatory, i.e., unable to walk without assistance of another person.
- Undergoing kidney dialysis
- A diagnosis of multiple myeloma or Paget's disease
- Unable to speak or read English sufficiently to complete informed consent
- Any other criteria, which would make the patient unsuitable to participate in this study as determined by the study staff (e.g., an uncontrolled drug and/or alcohol addiction)
Contact the study team to confirm eligibility.
Sponsors & Collaborators
- California Pacific Medical Center Research Institutelead
- National Institute on Aging (NIA)collaborator
- University of California, San Franciscocollaborator
- Duke Universitycollaborator
- University of Pittsburghcollaborator
- Parkinson's Foundationcollaborator
Study Sites (77)
Mayo Clinic
Scottsdale, Arizona, 85259, United States
Washington Regional Medical Center
Fayetteville, Arkansas, 72703, United States
University of Arkansas for Medical Sciences
Little Rock, Arkansas, 72205, United States
Sutter Health
Berkeley, California, 94705, United States
Parkinson's and Movement Disorder Institute
Fountain Valley, California, 92708, United States
University of California, Irvine
Irvine, California, 92697, United States
Loma Linda University
Loma Linda, California, 92350, United States
Cedars-Sinai Medical Center
Los Angeles, California, 90048, United States
University of California, Los Angeles
Los Angeles, California, 90095, United States
Valley Parkinson Clinic
Los Gatos, California, 95032, United States
Parkinson's Disease and Movement Disorder Center of Silicon Valley
Palo Alto, California, 94301, United States
University of California, Riverside
Riverside, California, 92521, United States
Sutter Health
Sacramento, California, 95816, United States
University of California, Davis
Sacramento, California, 95816, United States
University of California, San Francisco
San Francisco, California, 94115, United States
University of Colorado, Denver
Aurora, Colorado, 80045, United States
St. Mary's Medical Center
Grand Junction, Colorado, 81501, United States
University of Connecticut
Farmington, Connecticut, 06030, United States
University of Connecticut
Farmington, Connecticut, 06032, United States
Hartford Healthcare
Hartford, Connecticut, 06103, United States
University of Florida
Gainesville, Florida, 32611, United States
Mayo Clinic
Jacksonville, Florida, 32224, United States
Parkinson's Foundation
Miami, Florida, 33131, United States
University of Miami
Miami, Florida, 33146, United States
Morehouse School of Medicine
Atlanta, Georgia, 30310, United States
Emory University School of Medicine
Atlanta, Georgia, 30322, United States
Augusta University
Augusta, Georgia, 30912, United States
Queens Medical Center
Honolulu, Hawaii, 96813, United States
Northwestern Medicine
Chicago, Illinois, 60611, United States
Cook County Health & Hospitals System
Chicago, Illinois, 60612, United States
Rush University
Chicago, Illinois, 60612, United States
University of Chicago
Chicago, Illinois, 60637, United States
Loyola University
Chicago, Illinois, 60660, United States
Edward Hines, Jr. VA Hospital
Hines, Illinois, 60141, United States
University of Kansas Medical Center
Kansas City, Kansas, 66160, United States
University of Kentucky
Lexington, Kentucky, 40506, United States
Ochsner Health System
New Orleans, Louisiana, 70119, United States
Massachusetts General Hospital
Boston, Massachusetts, 02114, United States
Beth Israel Deaconess Medical Center
Boston, Massachusetts, 02215, United States
Boston University
Boston, Massachusetts, 02215, United States
Michigan State University
East Lansing, Michigan, 48824, United States
Quest Research Institute
Farmington Hills, Michigan, 48334, United States
Mayo Clinic
Rochester, Minnesota, 55905, United States
Dartmouth-Hitchcock Medical Center
Lebanon, New Hampshire, 03766, United States
Albany Medical College
Albany, New York, 12208, United States
Stony Brook University Medical Center
East Setauket, New York, 11733, United States
Northwell Health
Glen Cove, New York, 11542, United States
Northwell Health
Great Neck, New York, 11021, United States
Northwell Health
Manhasset, New York, 11030, United States
New York University Langone Health
New York, New York, 10017, United States
Mount Sinai Beth Israel
New York, New York, 10019, United States
Columbia University
New York, New York, 10032, United States
Weill Cornell Medicine
New York, New York, 10065, United States
University of Rochester
Rochester, New York, 14642, United States
Stony Brook University Medical Center
Stony Brook, New York, 11794, United States
Duke University
Durham, North Carolina, 27708, United States
Wake Forest University
Winston-Salem, North Carolina, 27109, United States
University of Cincinnati
Cincinnati, Ohio, 45219, United States
Case Western Reserve University, UH Cleveland
Cleveland, Ohio, 44106, United States
The Ohio State University
Columbus, Ohio, 43210, United States
Oregon Health & Science University
Portland, Oregon, 97239, United States
University of Pennsylvania
Philadelphia, Pennsylvania, 19104, United States
Thomas Jefferson University
Philadelphia, Pennsylvania, 19107, United States
University of Pittsburgh
Pittsburgh, Pennsylvania, 15260, United States
Lankenau Medical Center
Wynnewood, Pennsylvania, 19096, United States
Medical University of South Carolina
Charleston, South Carolina, 29425, United States
Veracity Neuroscience LLC
Memphis, Tennessee, 38157, United States
Vanderbilt University Medical Center
Nashville, Tennessee, 37240, United States
University of Texas Southwestern Medical Center
Dallas, Texas, 75390, United States
Houston Methodist Neurological Institute
Houston, Texas, 77030, United States
University of Texas Health Houston Medical Center
Houston, Texas, 77030, United States
University of Texas Health Science Center at San Antonio
San Antonio, Texas, 78229, United States
Intermountain Medical Center
Murray, Utah, 84107, United States
University of Utah
Salt Lake City, Utah, 84112, United States
University of Vermont
Burlington, Vermont, 05405, United States
Booth Gardner Parkinson's Care Center at EvergreenHealth
Kirkland, Washington, 98034, United States
University of Wisconsin
Madison, Wisconsin, 53706, United States
Related Publications (1)
Tanner CM, Cummings SR, Schwarzschild MA, Brown EG, Dorsey ER, Espay AJ, Galifianakis NB, Goldman SM, Litvan I, Luthra N, McFarland NR, Mitchell KT, Standaert DG, Bauer DC, Greenspan SL, Beck JC, Lyles KW. The TOPAZ study: a home-based trial of zoledronic acid to prevent fractures in neurodegenerative parkinsonism. NPJ Parkinsons Dis. 2021 Mar 1;7(1):16. doi: 10.1038/s41531-021-00162-1.
PMID: 33649343DERIVED
MeSH Terms
Conditions
Interventions
Condition Hierarchy (Ancestors)
Intervention Hierarchy (Ancestors)
Study Officials
- PRINCIPAL INVESTIGATOR
Steve Cummings, MD
CPMC Research Institute
Study Design
- Study Type
- interventional
- Phase
- phase 4
- Allocation
- RANDOMIZED
- Masking
- TRIPLE
- Who Masked
- PARTICIPANT, INVESTIGATOR, OUTCOMES ASSESSOR
- Purpose
- TREATMENT
- Intervention Model
- PARALLEL
- Sponsor Type
- OTHER
- Responsible Party
- SPONSOR
Study Record Dates
First Submitted
April 2, 2019
First Posted
April 23, 2019
Study Start
November 15, 2019
Primary Completion
October 31, 2025
Study Completion
October 31, 2025
Last Updated
March 4, 2025
Record last verified: 2025-02
Data Sharing
- IPD Sharing
- Will not share