# Phase 3 Study of SK-1403

> **NCT03801980** · PHASE3 · COMPLETED · sponsor: **Sanwa Kagaku Kenkyusho Co., Ltd.** · enrollment: 153 (actual)

## Conditions studied

- Secondary Hyperparathyroidism

## Interventions

- **DRUG:** SK-1403
- **DRUG:** Placebo

## Key facts

- **NCT ID:** NCT03801980
- **Lead sponsor:** Sanwa Kagaku Kenkyusho Co., Ltd.
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2019-01-21
- **Primary completion:** 2019-12-17
- **Final completion:** 2019-12-21
- **Target enrollment:** 153 (ACTUAL)
- **Last updated:** 2020-03-09


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03801980

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03801980, "Phase 3 Study of SK-1403". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT03801980. Licensed CC0.

---

*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*