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Phase 3 study of KHK7580

An Intra-Subject Dose-Adjustment Study of KHK7580 for the Treatment of Hypercalcemia in Patients with Parathyroid Carcinoma or Primary Hyperparathyroidism who are Unable to Undergo Parathyroidectomy or Relapse after Parathyroidectomy

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCT2080223628
Enrollment
10
Registered
2017-08-25
Start date
2017-10-30
Completion date
Unknown
Last updated
2026-06-29

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

Conditions

Hypercalcemia in patient with parathyroid carcinoma or primary hyperparathyroidism who are unable to undergo parathyroidectomy or relapse after parathyroidectomy.

Interventions

investigational material(s) Generic name etc : KHK7580 INN of investigational material : evocalcet Therapeutic category code : 399 Agents affecting metabolism, n.e.c. Dosage and Administration for Inv

Sponsors

Kyowa Kirin Co., Ltd.
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: - Personally submitted written voluntary informed consent to participate in the study - Patients with a diagnosis of parathyroid carcinoma or primary hyperparathyroidism who are unable to undergo parathyroidectomy or relapse after parathyroidectomy. - Corrected serum calcium level is > 11.3 mg/dL at screening.

Exclusion criteria

Exclusion criteria: - Patients receiving cinacalcet hydrochloride within 2 weeks before screening - Patients diagnosed with hypercalcemia associated with malignant tumors other than parathyroid carcinoma.

Design outcomes

Primary

MeasureTime frame
efficacy Number and percentage of subjects whose corrected serum calcium level is maintained =< 10.3 mg/dL for 2 weeks in the evaluation period.

Secondary

MeasureTime frame
efficacy Number and percentage of subjects whose corrected serum calcium level decreases by =< 1.0 mg/dL from baseline and the decrease is maintained for 2 weeks in the evaluation period.

Countries

Japan

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026