Effect of HMB and vitamin D supplementation on osteosarcopenia in older persons
A randomised, double-blind, placebo-controlled trial to determine the effect of vitamin D alone or in combination with HMB on osteosarcopenia in older persons
Western Health
88 participants
May 11, 2021
Interventional
Conditions
Summary
The purpose of this study is to determine the efficacy of vitamin D3 with or without HMB on the physical function, skeletal muscle mass, strength, bone turnover and bone microarchitecture in community-dwelling men and women aged 65 years with osteosarcopenia. This is a single-centre randomised, double-blind, placebo-controlled study design with approximately 88 osteosarcopenic patients randomised to daily oral treatments: vitamin D3 (1,000 IU/d) plus HMB or placebo in tablet form. The study will consist of a 24-week treatment period followed by a 12-week follow-up period. Assessments will be performed at the time of randomisation and at Weeks 12, 24 and 36.
Eligibility
Inclusion Criteria6
- Men and postmenopausal women aged 65 years or older with self-reported
- mobility limitations such as difficulty standing up from a chair, walking for longer than 10 minutes on a flat surface or climbing a flight of stairs;
- Grip strength <35.5 Kg in men and <20 Kg in women;
- Gait speed over 4 meters of less than (<) 0.8 m/s but more than or equal to (=) 0.3 m/s at screening and baseline;
- BMD T-score less than or equal to -1 SD in total hip, femoral neck or lumbar spine; T-score less than or equal to -1 SD in distal forearm will be used in cases where hip or spine images are unreadable (i.e., due to spinal calcification and/or metal artifacts due to bilateral hip replacements)
- Subjects must weigh at least 35.0 kg to participate in the study and have a body mass index (BMI) within the range of 15.0 – 32.0 kg/m2
Exclusion Criteria16
- History of a lower limb fracture (e.g., femur, tibia) within the past 6 months with persistent negative impact on lower extremity function or any significant impairment or disease adversely impacting gait (e.g., intermittent claudication in advanced peripheral vascular disease, spinal stenosis, or severe osteoarthritis of the knee or hip);
- Neurological injury/disorder with significant persistent neurological or functional deficit (e.g., stroke with hemiparesis, spinal cord injury, muscular dystrophy, myopathy, myasthenia gravis, Parkinson’s disease, peripheral polyneuropathy);
- Medical conditions associated with muscle loss;
- Chronic kidney disease [estimated glomerular filtration rate (GFR) < 30 mL/min];
- History of confirmed chronic obstructive pulmonary disease with a severity grade > 2 on the Medical Research Council Dyspnea Scale;
- Uncontrolled hypothyroidism or hyperthyroidism. Hypothyroid patients who have changed their dose of hormone replacement therapy in the 6 weeks prior to screening are not eligible for the study;
- Underlying muscle diseases, including history of or currently active myopathy (e.g., dermatomyositis, polymyositis, etc.) or muscular dystrophies;
- Confirmed rheumatoid arthritis, acquired immunodeficiency syndrome (AIDS), or type 1 diabetes mellitus;
- History of or ongoing gastrointestinal diseases known to cause malabsorption of protein or energy, such as inflammatory bowel disease, celiac disease, short bowel syndrome, pancreatic insufficiency;
- Known history or presence of severe active acute or chronic liver disease (e.g., cirrhosis) or conditions with hepatotoxic potential (e.g., known gallbladder or bile duct disease, acute or chronic pancreatitis);
- Active cancer (i.e., under current treatment), or cancer requiring treatment in the last 5 years excluding non-melanoma skin cancers or cancers with excellent prognosis (e.g., early stage prostate or breast cancer, or carcinoma in situ of the uterine cervix);
- Uncontrolled type 2 diabetes mellitus (i.e., HbA1C greater than or equal to 8.0% or frequent hypoglycemia);
- Any chronic active infection (e.g., HIV, hepatitis B or C, tuberculosis, etc.).
- Active alcohol/drug abuse, or alcohol/drug treatment < 12 months prior to screening; subjects having successfully completed an alcohol/drug treatment program >12 months prior to screening with sustained abstinence are eligible;
- Use of any therapies known to affect muscle mass, including androgens, androgen supplements [including over-the-counter dehydroepiandrosterone (DHEA)], gonadotropin releasing hormone (GnRH) analogues, anti-androgens, anti-estrogens (e.g., tamoxifen), progestins with known androgenic component (e.g., norethindrone acetate), megestrol acetate, high-dose tibolone (2.5 mg), recombinant human growth hormone, growth hormone receptor antagonists (e.g., pregvisomant), oral selective beta-2 agonists, or dronabinol within 3 months prior to randomisation; and any nutritional supplement marketed as a muscle anabolic.
- Ongoing corticosteroid use, or history of systemic corticosteroid use for at least 3 months (in the last year) prior to screening at a daily dose greater than or equal to 10 milligram (mg) prednisone equivalent.
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Interventions
This is a single-centre randomised, double-blind, placebo-controlled study design with approximately 88 osteosarcopenic patients randomised to daily treatments: vitamin D3 plus Calcium Beta-hydroxy-beta-methylbutyrate (Ca-HMB) or vitamin D3 alone (placebo). The study will consist of a 24-week treatment period followed by a 12-week follow-up period. Assessments will be performed at the time of randomisation and at Weeks 12, 24 and 36. After screening, eligible patients will be randomised in a 1:1 ratio to receive two daily treatments of two tablets (at breakfast and lunch) containing vitamin D3 (250 IU/tablet) plus Ca-HMB (750 mg/tablet) or placebo (vitamin D3 (250 IU/tablet). Subjects will be assigned to one of the following 2 treatment arm to receive oral doses of the following: Arm 1 - vitamin D3 (1,000 IU/d) plus Ca-HMB (3g/day) Arm 2 - vitamin D3 (1,000 IU/d) alone (placebo) Adherence will be monitored through unused product treatment return to the Clinical Trials Pharmacy.
Locations(1)
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ACTRN12619000636156