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Combined Anabolic Therapy

Combined Anabolic Therapy Study

Status
Recruiting
Phases
Phase 4
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT06558188
Acronym
CAT
Enrollment
50
Registered
2024-08-16
Start date
2025-02-03
Completion date
2028-04-01
Last updated
2026-04-17

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

Conditions

Osteoporosis, Osteoporosis, Postmenopausal

Brief summary

In this research study the study investigators want to learn more about the effect of two different FDA-approved medication regimens in the treatment of postmenopausal osteoporosis.

Interventions

DRUGRomosozumab

romosozumab 210 milligrams monthly

DRUGTeriparatide

teriparatide 20 micrograms daily

Sponsors

Massachusetts General Hospital
Lead SponsorOTHER
National Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS)
CollaboratorNIH

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
SINGLE (Outcomes Assessor)

Eligibility

Sex/Gender
FEMALE
Age
45 Years to No maximum
Healthy volunteers
Yes

Inclusion criteria

* women aged 45+ * postmenopausal * osteoporotic with high risk of fracture

Exclusion criteria

* no significant previous use of bone health modifying treatments * known congenital or acquired bone disease other than osteoporosis * significant renal disease, liver disease, cardiopulmonary disease, or psychiatric disease * abnormal calcium or parathyroid hormone level * serum vitamin D \<20 ng/dL * anemia (hematocrit \<32%) * history of malignancy (except non-melanoma skin carcinoma) * excessive alcohol use or substance abuse * known contraindications to romosozumab or teriparatide

Design outcomes

Primary

MeasureTime frameDescription
Lumbar spine areal bone mineral densityMonth 0 to 12Change in lumbar spine bone density between month 0 and month 12

Countries

United States

Contacts

CONTACTAparna Patnaik, BA
apatnaik1@mgh.harvard.edu617-726-6129
PRINCIPAL_INVESTIGATORBenjamin Leder, MD

MGH

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Apr 18, 2026