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The Forteo Alendronate Comparator Trial

Phase 4
Completed
Conditions
Osteoporosis
Interventions
Dietary Supplement: Calcium
Dietary Supplement: Vitamin D
Drug: Placebo-Oral
Drug: Placebo-SC
Registration Number
NCT02416271
Lead Sponsor
Eli Lilly and Company
Brief Summary

The main purpose of this study is to evaluate the effects of teriparatide with those of alendronate on spine bone mineral density (BMD) and other osteoporosis factors in postmenopausal women with osteoporosis.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
Female
Target Recruitment
203
Inclusion Criteria
  • Postmenopausal women with osteoporosis.
  • Ambulatory, 5 years or more past menopause.
  • BMD T score between -2.5 and -4.0 at the lumbar spine or femoral neck.
  • Normal or clinically insignificant abnormal laboratory values, including serum calcium, parathyroid hormone (PTH) 1-84, 25-hydroxyvitamin D, and alkaline phosphatase.
Exclusion Criteria
  • Prior treatment with PTH or a PTH analogue.
  • Treatment with bisphosphonates within 12 months, anabolic corticosteroids or calcitriol or vitamin D analogues or agonists within 6 months, estrogens or selective estrogen receptor modulators within 3 months, or calcitonin within 2 months; therapeutic doses of fluoride; systemic corticosteroid use within 1 month or for more than 30 days in the prior year; use of anticoagulants within 1 month.
  • History of diseases other than postmenopausal osteoporosis that affect bone metabolism.
  • History of an increased risk of osteosarcoma (ie, patients with Paget disease of bone, previous skeletal exposure to external beam radiotherapy, or previous malignant neoplasm involving the skeleton).
  • Malignant neoplasms within 5 years; carcinoma in situ of the uterine cervix within 1 year.
  • Nephrolithiasis or urolithiasis within 2 years, or impaired renal function.
  • Abnormal uncorrected thyroid function.
  • Liver disease or clinical jaundice.
  • Alcohol or other drug abuse.
  • Poor medical or psychiatric risk for treatment.

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
TeriparatideVitamin D20 micrograms per day teriparatide subcutaneous (SC) injection plus oral placebo for 18 months.
AlendronateVitamin D10 milligrams/day alendronate orally plus SC injection placebo for 18 months.
TeriparatideCalcium20 micrograms per day teriparatide subcutaneous (SC) injection plus oral placebo for 18 months.
TeriparatidePlacebo-Oral20 micrograms per day teriparatide subcutaneous (SC) injection plus oral placebo for 18 months.
AlendronateCalcium10 milligrams/day alendronate orally plus SC injection placebo for 18 months.
AlendronatePlacebo-SC10 milligrams/day alendronate orally plus SC injection placebo for 18 months.
TeriparatideTeriparatide20 micrograms per day teriparatide subcutaneous (SC) injection plus oral placebo for 18 months.
AlendronateAlendronate10 milligrams/day alendronate orally plus SC injection placebo for 18 months.
Primary Outcome Measures
NameTimeMethod
Percent Change from Baseline to 18 Months in Lumbar Spine BMDBaseline, 18 Months
Secondary Outcome Measures
NameTimeMethod
Percent Change from Baseline in Lumbar Spine BMDBaseline, 3 Months, 6 Months, 12 Months
Percent Change from Baseline in Cortical BMD at the Femoral NeckBaseline, 6 Months, 18 Months
Percent Change from Baseline in Trabecular BMD at the Femoral NeckBaseline, 6 Months, 18 Months
Percent Change from Baseline in Total Hip and Femoral Neck BMDBaseline, 12 Months, 18 Months
Percent Change from Baseline in Trabecular Volumetric BMD at the Lumbar SpineBaseline, 6 Months, 18 Months
Percent Change from Baseline in Biochemical Marker -Serum Procollagen I C-Terminal Propeptide (PICP)Baseline, 1 Month, 3 Months, 6 Months, 12 Months
Percent Change from Baseline in Biochemical Marker -Serum Procollagen I N-Terminal Propeptide (PINP)Baseline, 1 Month, 3 Months, 6 Months, 12 Months
Percent Change from Baseline in Biochemical Marker -Bone-Specific Alkaline Phosphatase (BSAP)Baseline, 1 Month, 3 Months, 6 Months, 12 Months
Percent Change from Baseline in Biochemical Marker -Urinary N-Telopeptide (NTX)Baseline, 1 Month, 3 Months, 6 Months, 12 Months
Percentage of Participants with Nonvertebral Fractures18 Months
Percentage of Participants with Clinical Fractures18 Months
Change from Baseline on the Back Pain QuestionnaireBaseline, 3 Months, 6 Months, 18 Months

Trial Locations

Locations (1)

For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon - Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician.

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