Status:
COMPLETED
Romosozumab (AMG 785) in Postmenopausal Women With Low Bone Mineral Density
Lead Sponsor:
Amgen
Conditions:
Low Bone Mineral Density
Postmenopausal Osteoporosis
Eligibility:
FEMALE
55-85 years
Phase:
PHASE2
Brief Summary
The primary objective was to determine the effect of treatment with romosozumab versus placebo at month 12 on the percent change from baseline in bone mineral density (BMD) at the lumbar spine in post...
Detailed Description
This study included a 24-month treatment phase followed by rerandomization to a 12-month extension phase with denosumab or placebo, followed by a 12-month retreatment phase with romosozumab, followed ...
Eligibility Criteria
Inclusion
- Ambulatory, postmenopausal women, aged ≥ 55 to ≤ 85
- Low BMD measured by dual energy X-ray absorptiometry (DXA) and assessed by the central imaging vendor (equivalent to T-scores between -2.0 and -3.5)
Exclusion
- History of vertebral fracture, or fragility fracture of the wrist, humerus, hip or pelvis after age 50
- Untreated hyper- or hypothyroidism
- Current hyper- or hypoparathyroidism, hypo- or hypercalcemia
- Elevated transaminases
- Significantly impaired renal function
- Positive for: human immunodeficiency virus (HIV), hepatitis-C or hepatitis-B surface antigen
- Malignancy
- History of solid organ or bone marrow transplants
- Use of agents affecting bone metabolism
- Contraindicated or intolerant of alendronate therapy
- Contraindicated or intolerant of teriparatide therapy
- Inclusion Criteria for the 12 month extension phase (Month 24 to 36):
- \- Normocalcemia at or after the Month 21 visit but before the Month 24 study visit
- Exclusion Criteria for the 12 month extension phase (Month 24 to 36)
- Incidence of a clinical vertebral fracture or fragility fracture of the wrist, humerus, hip or pelvis during the initial 24 month treatment phase of the study
- A BMD loss of ≥ 7.0% from baseline at any time up to the Month 18 visit of the initial 24-month treatment phase
- Malignancy
- History of osteonecrosis of the jaw
- Use of proscribed medication during the initial 24 month treatment phase
- Contraindicated or intolerant of denosumab therapy
- Inclusion Criteria for the 12 month re-treatment phase (Month 36 to 48)
- Albumin adjusted serum calcium of the most recent blood draw at or after the Month 30 visit but before the Month 36 study visit. Calcium repletion is permitted and central laboratory analysis of albumin adjusted serum calcium may be repeated before the Month 36 study visit
- Participation in Group A or B during initial 24 month treatment phase
- Subject has reached M36 of the study
- Appropriate written informed consent must be obtained
- Exclusion Criteria for the 12 month re-treatment phase (Month 36 to 48)
- New malignancy
- Use of proscribed medication during the 12 month extension phase
- Inclusion Criteria for the 24 month follow-on phase (Month 48 to 72) General inclusion criteria for participation
- Subject has reached month 48 of the study
- Appropriate written informed consent must be obtained Inclusion criteria for assignment to the no intervention group
- During the 24 month AMG 785 treatment phase, subject was assigned to any AMG 785 treatment group
- During the 12 month denosumab extension phase, subject was assigned to the denosumab treatment group Exclusion for the 24 month follow-on phase (Month 48 to 72)
- New malignancy
- Use of proscribed meds during the 12 month re-treatment phase
- Partial informed consent withdrawal and discontinuation of investigational product at any time up to month 48 visit
- Incidence of a clinical vertebral fracture or fragility fracture of the wrist, humerus, hip or pelvis during the initial 24 month treatment phase of the study
- BMD T-score of ≤ -2.5 at the lumbar spine, total hip, or femoral neck based on local read of the DXA scans at month 48
- Intolerance to zoledronic acid
Key Trial Info
Start Date :
June 3 2009
Trial Type :
INTERVENTIONAL
Allocation :
ACTUAL
End Date :
February 18 2016
Estimated Enrollment :
419 Patients enrolled
Trial Details
Trial ID
NCT00896532
Start Date
June 3 2009
End Date
February 18 2016
Last Update
September 22 2022
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