# Novel Combination Therapy for Osteoporosis in Men

> **NCT03994172** · PHASE4 · ACTIVE_NOT_RECRUITING · sponsor: **VA Office of Research and Development** · enrollment: 40 (actual)

## Conditions studied

- Male Osteoporosis

## Interventions

- **DRUG:** Teriparatide or human parathyroid hormone (PTH) 1-34
- **DRUG:** Cinacalcet
- **DRUG:** placebo tablet
- **DIETARY_SUPPLEMENT:** Calcium citrate tablet
- **DIETARY_SUPPLEMENT:** Vitamin D3

## Key facts

- **NCT ID:** NCT03994172
- **Lead sponsor:** VA Office of Research and Development
- **Sponsor class:** FED
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** ACTIVE_NOT_RECRUITING
- **Start date:** 2019-07-01
- **Primary completion:** 2025-06-30
- **Final completion:** 2026-06-30
- **Target enrollment:** 40 (ACTUAL)
- **Last updated:** 2025-07-31

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03994172

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03994172, "Novel Combination Therapy for Osteoporosis in Men". Retrieved via AI Analytics 2026-05-23 from https://api.ai-analytics.org/clinical/NCT03994172. Licensed CC0.

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