Kyowa Kirin Co.

25 total trials 3 currently recruiting 15 completed

Kyowa Kirin Co. sponsors 25 registered US clinical trials on ClinicalTrials.gov, 3 of them currently recruiting, and 15 completed. 4 of these trials are in Phase 3-4 (later-stage) and 21 in Phase 1-2 (earlier-stage). The most-studied condition in this pipeline is X-linked Hypophosphatemia, with 2 trials.

Trial Pipeline

25 total, page 1 of 1

RECRUITING Phase 1

A Phase 1/2 Study of KK2430 in Participants With Hematologic Neoplasms

NCT07629726

RECRUITING Phase 1

A First-in-human Study of KK8123 in Adults With X-linked Hypophosphatemia

NCT06525636

RECRUITING Phase 1

A Study of KK2269 in Adult Participants With Solid Tumors

NCT06266299

ACTIVE NOT RECRUITING Phase 2

Study to Assess the Efficacy & Safety of KHK4951 in Patients With Neovascular Age-Related Macular Degeneration

NCT06116890

ACTIVE NOT RECRUITING Phase 2

Study to Assess the Efficacy & Safety of KHK4951 in Patients With Diabetic Macular Edema

NCT06116916

COMPLETED Phase 1

A Study to Evaluate Abuse Potential of Istradefylline

NCT02609477

COMPLETED Phase 3

Long Term Study of Istradefylline in Subjects With Moderate to Severe Parkinson's Disease

NCT02610231

COMPLETED Phase 1

Effect of Mild Hepatic Impairment on the Pharmacokinetics of Istradefylline

NCT02256033

COMPLETED Phase 1

The Effect of Rifampin on the Metabolism of Istradefylline in Healthy Volunteers.

NCT02174250

COMPLETED Phase 3

A 12-week Randomized Study to Evaluate Oral Istradefylline in Subjects With Moderate to Severe Parkinson's Disease

NCT01968031

COMPLETED Phase 1

An Extension Study of KRN23 in Adults With X-Linked Hypophosphatemia

NCT01571596

COMPLETED Phase 1

A Repeated Study of KRN23 in Adults With X-Linked Hypophosphatemia

NCT01340482

TERMINATED Phase 1

Study of Anti-HB-EGF Antibody KHK2866 in Subjects With Advanced Solid Tumors and Ovarian Cancer

NCT01279291

TERMINATED Phase 1

Safety, Tolerability, and Efficacy Study in Subjects With Advanced or Metastatic Breast Cancer

NCT01199367

COMPLETED Phase 2

Extension Study in Subjects Who Relapsed After Complete Response on Study KW-0761-001

NCT01226472

COMPLETED Phase 1

A Study of KW-2478 in Combination With Bortezomib in Subjects With Relapsed and/or Refractory Multiple Myeloma

NCT01063907

COMPLETED Phase 1

Safety Study to Evaluate KW-2450 in Subjects With Advanced Solid Tumor

NCT00921336

COMPLETED Phase 1

Safety Study to Evaluate Monoclonal Antibody KW-0761 in Subjects With Peripheral T-cell Lymphoma

NCT00888927

COMPLETED Phase 1

Safety Study of Electrocardiogram (ECG) Effects of Sancuso® (Granisetron TDS)

NCT00890565

TERMINATED Phase 1

Phase I/II Study of KRN330 Plus Irinotecan in Patients With Metastatic Colorectal Cancer

NCT00838578

TERMINATED Phase 1

Safety, Tolerability, and Pharmacokinetic/Pharmacodynamic Study of KW-2449 in Acute Myelogenous Leukemia (AML) (Protocol Number: 2449-US-002)

NCT00779480

COMPLETED Phase 1

A Study of KRN23 in X-linked Hypophosphatemia

NCT00830674

TERMINATED Phase 1

Phase 1/2 Study of Anti GM-2 Monoclonal Antibody To Treat Multiple Myeloma

NCT00775502

COMPLETED Phase 3

Efficacy and Safety of Sublingual Fentanyl Tablets in Treatment of Breakthrough Pain in Cancer Patients.

NCT00262678

COMPLETED Phase 3

Long-term Safety Study of Sublingual Fentanyl Tablets in Cancer Patients

NCT00263575

What the Pipeline for Kyowa Kirin Co. Shows

According to the ClinicalTrials.gov registry, Kyowa Kirin Co. is linked to 25 US clinical trials across every stage of research activity. Of those, 3 studies are currently recruiting, about 12% of the sponsor's indexed portfolio, and 15 are already marked complete, representing roughly 60% of the total.

The phase mix for Kyowa Kirin Co. reports 4 late-stage studies (Phase 3 and Phase 4 combined) and 21 earlier-phase studies (Phase 1 and Phase 2).

The top therapeutic focus area indexed for Kyowa Kirin Co. is X-linked Hypophosphatemia with 2 linked trials, and 9 other condition areas appear in the top list above.

How to read these pipeline numbers

Recruiting share is one of the more practical signals here: it reflects how much of a sponsor's research is presently open to new participants, while the completed share indicates the depth of finished work that has already contributed registry results. Both counts come directly from the public ClinicalTrials.gov dataset and are refreshed on the registry side; this page mirrors the latest data pull without altering it.

A portfolio weighted toward Phase 3 usually reflects an organization advancing candidates toward regulatory review, where the research centers on comparative efficacy and broader safety across larger populations. A heavier Phase 1 and Phase 2 tilt generally indicates exploratory work, safety, dosing, and early signal detection, and is common among research-forward sponsors that seed many early programs. Phase 4 entries, when present, track interventions already in real-world use and typically focus on long-term safety, effectiveness across subgroups, or formulation comparisons.

That distribution is a quick read of where the organization concentrates its research attention; it does not imply product availability, market share, or any clinical endorsement. All numbers on this page come from ClinicalTrials.gov maintained by the National Library of Medicine, and counts can shift as new studies are registered or existing ones update their status. This information is provided for reference and educational purposes only, not as medical, investment, or regulatory advice, verify current details directly with ClinicalTrials.gov before relying on any figure here.

Data sourced from official public datasets. See our methodology for details. Retrieved and formatted by PlainTrial Editorial

Every figure on PlainTrial is rendered directly from the ClinicalTrials.gov registry, no number is typed in by an editor. This page aggregates every registered trial from this sponsor, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.