- ICH GCP
- US Clinical Trials Registry
- Clinical Trial NCT04905277
Atenolol for the Prevention of Osteoporosis (APO) (APO)
April 11, 2024 updated by: Sundeep Khosla, M.D.
Beta1-Selective Blockade for Prevention of Postmenopausal Bone Loss: A Phase 2, Multi-Center, Double-Blinded, Randomized Placebo-Controlled Trial
Evaluate whether treatment with a widely used beta blocker, atenolol, will prevent bone loss at the lower back and hip in postmenopausal women.
Study Overview
Status
Active, not recruiting
Conditions
Intervention / Treatment
Study Type
Interventional
Enrollment (Estimated)
420
Phase
- Phase 2
Contacts and Locations
This section provides the contact details for those conducting the study, and information on where this study is being conducted.
Study Contact
- Name: Tammie Volkman, RN
- Phone Number: 507-538-6023
- Email: volkman.tammie@mayo.edu
Study Contact Backup
- Name: Amanda Tweed
- Phone Number: 507-255-6663
- Email: tweed.amanda@mayo.edu
Study Locations
-
-
Maine
-
Scarborough, Maine, United States, 04074
- MaineHealth
-
-
Minnesota
-
Rochester, Minnesota, United States, 55905
- Mayo Clinic
-
-
New York
-
New York, New York, United States, 10032
- Columbia University Irving Medical Center
-
-
Participation Criteria
Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.
Eligibility Criteria
Ages Eligible for Study
50 years to 75 years (Adult, Older Adult)
Accepts Healthy Volunteers
Yes
Description
Inclusion Criteria:
- Able and willing to provide informed consent
- Postmenopausal women (FSH ≥ 16 IU/L) (no menses for at least one year)
- Aged 50-75 years
Exclusion Criteria:
- Clinical diagnosis of diabetes mellitus requiring insulin
- Clinically significant abnormality in any of the additional screening laboratory studies
- A1c- ≥8
- Calcium - > upper limit lab value per site
- AST- 2x upper normal limit
- FSH- < 16IU/L
- eGFR- < 45 mL/min/1.73m2 based on creatinine
- CBC- Per PI interpretation of each patient
Presence of (documented clinical diagnosis of any of the following):
- Significant liver or renal disease
- Malignancy (current diagnosis including myeloma or melanoma)
- Radiation (the site PI will determine eligibility on a case-by-case basis)
- Malabsorption (current clinical diagnosis or actively receiving treatment)
- Hypoparathyroidism (current clinical diagnosis or actively receiving treatment)
- Hyperparathyroidism (current clinical diagnosis or actively receiving treatment)
- Acromegaly
- Cushing syndrome
- Hypopituitarism
- Severe chronic obstructive pulmonary disease
- Pheochromocytoma (current clinical diagnosis or actively receiving treatment)
- History of cardiac failure
- Ejection Fraction <35% (based on most recent EF within the last 12 months, if available)
- PR interval > 200 msec on screening ECG or known heart block
- History of bronchospastic disease with treatment (asthma, bronchitis)
- Gastric Bypass
- Parkinson's
- Rheumatoid Arthritis
- Psoriatic Arthritis
- Connective Tissue disease
Undergoing treatment with any medications that affect bone turnover, including the following:
- adrenocorticosteroids (oral for > 3 months within the past year or year-round use of inhaled corticosteroid use)
- anticonvulsant therapy for seizures (carbamazepine, phenobarbital, or phenytoin within the previous year) pharmacological doses of: thyroid hormone (causing decline of thyroid stimulating hormone below normal, i.e. < 0.3 miU/L) bisphosphonates (within the past 3 yrs; if taken orally >1 month in past 3 years) denosumab, romosozumab, estrogen therapy (does not include creams or suppositories) or treatment with a selective estrogen receptor modulator, or teriparatide/abaloparatide (> 1 month within the past year); aromatase inhibitors (>1 month within the past year)
- Current use of digitalis glycosides
- Thiazides (< 6 months of use prior to screening)
- Current or within the past 3 months use of beta blockers
- Any recent fracture within the past 6 months prior to screening (other than fingers, toes and facial fractures, which are all acceptable)
- Bilateral hip replacements or metal in both hips
- Patients with serum 25-hydroxyvitamin D levels of < 20 ng/ml, in order to ensure vitamin D sufficiency
- Resting systolic blood pressure < 115 mm Hg, heart rate < 55 bpm (average of 3 readings after a 5-minute rest and one minute between readings with an automatic cuff)
Study Plan
This section provides details of the study plan, including how the study is designed and what the study is measuring.
How is the study designed?
Design Details
- Primary Purpose: Treatment
- Allocation: Randomized
- Interventional Model: Parallel Assignment
- Masking: Quadruple
Arms and Interventions
Participant Group / Arm |
Intervention / Treatment |
---|---|
Experimental: Atenolol
Study subjects will take Atenolol 50 mg daily over 2 years
|
50 mg Atenolol daily
Other Names:
|
Placebo Comparator: Placebo
Study subjects will take a placebo daily over 2 years
|
one placebo daily
|
What is the study measuring?
Primary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
---|---|---|
Primary Outcome: Percent change in femur neck bone mineral density (BMD)
Time Frame: Baseline, 24 months
|
Percent change in femur neck bone mineral density (BMD) by DXA
|
Baseline, 24 months
|
Secondary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
---|---|---|
Secondary Outcomes: Percent changes in lumbar spine and total hip BMD
Time Frame: Baseline, 24 months
|
Percent changes in lumbar spine and total hip BMD
|
Baseline, 24 months
|
Additional secondary outcomes
Time Frame: Baseline, intermediate timepoints, 24 months
|
Percent changes in radius and ultra-distal radius BMD using DXA, trabecular and cortical bone microarchitecture at the distal radius and tibia using HR-pQCT and in bone turnover markers (CTx, TRAP5b, PINP, osteocalcin).
|
Baseline, intermediate timepoints, 24 months
|
Collaborators and Investigators
This is where you will find people and organizations involved with this study.
Sponsor
Investigators
- Principal Investigator: Sundeep Khosla, MD, Mayo Clinic
Publications and helpful links
The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.
Helpful Links
Study record dates
These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.
Study Major Dates
Study Start (Actual)
July 27, 2021
Primary Completion (Estimated)
December 31, 2025
Study Completion (Estimated)
December 31, 2025
Study Registration Dates
First Submitted
May 24, 2021
First Submitted That Met QC Criteria
May 26, 2021
First Posted (Actual)
May 27, 2021
Study Record Updates
Last Update Posted (Estimated)
April 15, 2024
Last Update Submitted That Met QC Criteria
April 11, 2024
Last Verified
April 1, 2024
More Information
Terms related to this study
Additional Relevant MeSH Terms
- Physiological Effects of Drugs
- Adrenergic beta-Antagonists
- Adrenergic Antagonists
- Adrenergic Agents
- Neurotransmitter Agents
- Molecular Mechanisms of Pharmacological Action
- Anti-Arrhythmia Agents
- Antihypertensive Agents
- Autonomic Agents
- Peripheral Nervous System Agents
- Sympatholytics
- Adrenergic beta-1 Receptor Antagonists
- Atenolol
Other Study ID Numbers
- 18-005725
Plan for Individual participant data (IPD)
Plan to Share Individual Participant Data (IPD)?
NO
Drug and device information, study documents
Studies a U.S. FDA-regulated drug product
Yes
Studies a U.S. FDA-regulated device product
No
product manufactured in and exported from the U.S.
No
This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.
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