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A one-year partial double-blinded, randomized, multi-center, multi-national study to assess the effects of combination therapy of annual zoledronic acid (5 mg) and daily subcutaneous teriparatide (20 micro gram) on postmenopausal women with severe osteoporosis

A one-year partial double-blinded, randomized, multi-center, multi-national study to assess the effects of combination therapy of annual zoledronic acid (5 mg) and daily subcutaneous teriparatide (20 micro gram) on postmenopausal women with severe osteoporosis

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
EU CTR
Registry ID
EUCTR2006-000861-12-BE
Enrollment
360
Registered
2006-12-22
Start date
2007-01-29
Completion date
Unknown
Last updated
2012-03-19

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Postmenopausal women with severe osteoporosis

Interventions

Trade Name: Aclasta 5 mg solution for infusion Pharmaceutical Form: Solution for infusion Current Sponsor code: Aclasta Concentration unit: mg milligram(s) Concentration type: equal Concentration numb

Sponsors

Novartis Pharma Services AG
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: • Female, between 45 and 89 years of age. Postmenopausal status is according to the following guidelines: (a) cessation of menses for 18 months in women =65 years) yes F.1.3.1 Number of subjects for this age range

Exclusion criteria

Exclusion criteria: • Any prior use of strontium. • Calculated creatinine clearance < 30 mL/min. • Urine dipstick greater than/similar to 2+ protein at Visit 2 without evidence of contamination or bacteriuria. • Prior treatment with oral or i.v. bisphosphonates longer than 3 months consecutively. If bisphosphonate exposure is less than or equal than 3 months, a washout period of 1 year prior to randomiztion is required. • Serum calcium greater than or similar to 2.75 mmol/L or = 2.0 mmol/L. • 25(OH) vitamin D levels less than 20 ng/ml prior to randomization. • AST or ALT greater than 3 times the upper limit of normal. • Serum alkaline phosphatase (SAP) greater than 1.5 times the upper limit of normal. • Non-osteoporotic forms of metabolic bone disease, such as and not limited to, Paget’s disease of bone, osteomalacia, osteogenesis imperfecta or multiple myeloma. • Less than 3 evaluable lumbar (L1-L4) vertebrae. • Treatment with SERMs (i.e. raloxifene), calcitonin or HRT within 3 months of randomization. • Allergy or previous exposure to teriparatide. • Previous exposure to exogenous PTH or PTH analogs.

Design outcomes

Primary

MeasureTime frame
Main Objective: The primary objective is to demonstrate that combination therapy with once yearly i.v. zoledronic acid and daily subcutaneous injections of teriparatide is non-inferior to teriparatide treatment alone with respect to percentage increase in lumbar spine BMD at 52 weeks. If the non-inferiority is established, the superiority of the combination therapy is to be evaluated. ;Secondary Objective: The secondary objectives are: • To evaluate the effect of combination therapy with zoledronic acid and teriparatide compared to teriparatide alone on percent change in total hip BMD at 52 weeks. • To evaluate the effect of combination therapy with zoledronic acid and teriparatide compared to teriparatide alone on percent change of lumbar spine and total hip BMD at 13 and 26 weeks. • To evaluate the effect of combination therapy with zoledronic acid and teriparatide compared to zoledronic acid alone on percent change in lumbar spine and total hip BMD at 13, 26 and 52 weeks. • To evaluate the effect of combination therapy with zoledronic acid and teriparatide compared to teriparatide alone and zoledronic acid alone on serum biochemical markers (P1NP and ß-CTx) at 4, 8, 26, 39 and 52 weeks. ;Primary end point(s): To demonstrate that combination therapy with once yearly i.v. zoledronic acid (5 mg) and daily subcutaneous injections of teriparatide (20 micro gram) is non-inferior to teriparatide treatment alone with respect to percentage increase in lumbar spine BMD at 52 weeks. If the non-inferiority is established, the superiority of the combination therapy (ZOL+PTH) over teriparatide treatment alone is to be evaluated.

Countries

Belgium, Germany

Outcome results

None listed

Source: EU CTR (via WHO ICTRP) · Data processed: Feb 4, 2026