This 3 arm study will evaluate renal safety after administration of an intravenous (iv) injection or infusion of Bonviva, compared to oral alendronate, in patients with postmenopausal osteoporosis, at increased risk of renal disease. Patients will be randomized to receive Bonviva 3mg intravenous (iv) by a) injection or b) infusion once every 3 months, or alendronate 70mg per oral (po) weekly. The anticipated time on study treatment is 3-12 months, and the target sample size is 500+ individuals.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
801
3mg intravenous (iv) injection every 3 months
3mg intravenous (iv) infusion every 3 months
70mg per oral (po) weekly
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Birmingham, Alabama, United States
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Riverside, California, United States
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Lakewood, Colorado, United States
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West Palm Beach, Florida, United States
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Gainesville, Georgia, United States
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Absolute Change From Baseline in Actual Glomerular Filtration Rate (GFR) (Using Abbreviated Modification of Diet in Renal Disease [MDRD] Formula)
The primary parameter of the study was the change (mL/min) from baseline in actual GFR (abbreviated MDRD formula using the patients' actual body surface area) after 9 months (or 40 weeks) of treatment.
Time frame: Baseline and 9 months
Absolute Change From Baseline in Actual GFR (Using Cockcroft-Gault [CG] Formula)
Change (mL/min) from baseline in actual GFR (using Cockcroft-Gault \[CG\] formula) after 9 months (or 40 weeks) of treatment.
Time frame: Baseline and 9 months
Relative Change From Baseline in Actual GFR (Using Abbreviated MDRD Formula)
Change (mL/min) from baseline in actual GFR (abbreviated MDRD formula using the patient's actual body surface area) after 9 months (or 40 weeks) of treatment.
Time frame: Baseline and 9 months
Relative Change From Baseline in Actual GFR (Using CG Formula)
Change (mL/min) from baseline in actual GFR (CG formula using the patient's actual body surface area) after 9 months (or 40 weeks) of treatment.
Time frame: Baseline and 9 months
Absolute Change From Baseline in Mean Serum Creatinine.
Time frame: Baseline and 9 months
Relative Change From Baseline in Mean Serum Creatinine.
Time frame: Baseline and 9 months
Absolute Change From Baseline in Urine Albumin-to-Creatinine Ratio.
Time frame: Baseline and 9 months
Relative Change From Baseline in Urine Albumin-to-Creatinine Ratio.
The relative change from baseline in this case is positively skewed (while the absolute change is not) and the means tends to more positive values.
Time frame: Baseline and 9 months
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Topeka, Kansas, United States
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Bethesda, Maryland, United States
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Omaha, Nebraska, United States
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Albuquerque, New Mexico, United States
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Morehead City, North Carolina, United States
...and 34 more locations