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Clinical trials and research at Kyowa Kirin Co., Ltd.

• 11Clinical trials
• 24Countries

Newest trials

All recruiting trials (11)

• KK2430 in people with hematologic cancers

  This study tests KK2430 in adults with blood-related cancers to see if it is safe and how it behaves in the body, with the goal of understanding its potential to help in treatment.

  Recruiting Phase 1/2 Kyowa Kirin Co., Ltd. · Greenville, South Carolina · NCT07629726

• Ziftomenib for relapsed/refractory NPM1-mutated AML in Japanese adults

  This study will test whether ziftomenib can help adults with relapsed or refractory NPM1-mutated AML who have few other options.

  Recruiting at 15 sites Phase 2 Kyowa Kirin Co., Ltd. · Chiba and 19 other locations · NCT07623616

• First-in-human test of KK2223 in adults with relapsed or refractory T-cell lymphoma

  This study tests KK2223 in adults whose T-cell lymphoma has come back or not responded to prior treatment to see if it is safe and how it behaves in the body.

  Recruiting at 4 sites Phase 1 Kyowa Kirin Co., Ltd. · Duarte, California and 21 other locations · NCT07192471

• Poteligeo (mogamulizumab) for adults with mycosis fungoides or Sézary syndrome

  This project will try Poteligeo (mogamulizumab) in adults with mycosis fungoides or Sézary syndrome who have had at least one prior systemic therapy to see how safe and effective it is in routine care in Korea.

  Recruiting at 5 sites Kyowa Kirin Co., Ltd. · Busan, Busan Metropolitan City and 5 other locations · NCT07132567

• Evaluating KK3910 in Healthy Volunteers and Patients with High Blood Pressure

  This study is testing the safety of a new medication called KK3910 in healthy young men and in patients with high blood pressure to see how it affects their health.

  Recruiting Phase 1 Kyowa Kirin Co., Ltd. · Hakata, Fukuoka and 2 other locations · NCT06823947

• Testing KK2845 for patients with relapsed or refractory acute myeloid leukemia

  This study is testing a new drug called KK2845 to see if it can help people with relapsed or refractory acute myeloid leukemia feel better and improve their treatment options.

  Recruiting at 17 sites Phase 1 Kyowa Kirin Co., Ltd. · Kamogawa, Chiba and 16 other locations · NCT06812104

• Testing KK8123 in adults with X-linked hypophosphatemia

  This study is testing a new treatment called KK8123 to see if it can safely help adults with X-linked hypophosphatemia, a rare bone disease.

  Recruiting at 9 sites Phase 1/2 Kyowa Kirin Co., Ltd. · San Francisco, California and 9 other locations · NCT06525636

• Testing KK2260 in patients with advanced or metastatic solid tumors

  This study is testing a new drug called KK2260 to see if it is safe and effective for people with advanced or metastatic solid tumors.

  Recruiting at 14 sites Phase 1 Kyowa Kirin Co., Ltd. · Nagoya, Aichi-ken and 13 other locations · NCT06248411

• Observing the safety and effectiveness of CRYSVITA in South Korean patients

  This study is looking at how safe and effective CRYSVITA injections are for South Korean patients with a specific type of bone disease who are already receiving the treatment.

  Recruiting at 13 sites Kyowa Kirin Co., Ltd. · Wŏnju, Gangwon-do and 12 other locations · NCT06202027

• Evaluating safety in patients with leukemia or lymphoma treated with mogamulizumab after stem cell transplantation

  This study is trying to see how safe the drug mogamulizumab is for people with certain types of leukemia or lymphoma after they have a stem cell transplant.

  Recruiting Kyowa Kirin Co., Ltd. · Milwaukee, Wisconsin · NCT04014374

• Registry for patients with X-Linked Hypophosphatemia

  This study is collecting information from people of all ages with X-Linked hypophosphatemia to better understand their treatment and health over time.

  Recruiting at 6 sites Kyowa Kirin Co., Ltd. · Brussels and 117 other locations · NCT03193476

Quick answers

How many clinical trials run by Kyowa Kirin Co., Ltd. are recruiting right now?

11, as of November 12, 2026. We update this list each time we refresh our data from ClinicalTrials.gov.

Where are these trials running?

In 24 countries. The most sites are in United States (4 trials), Japan (4 trials), Spain (3 trials), France (2 trials), Germany (2 trials). Each study page lists its sites and which ones are recruiting.

What phases are they in?

Phase 1: 4, Phase 1/2: 2, Phase 2: 1. Trials with no phase listed are usually device, behavioural or observational studies.

How do I join one?

Open a study, check the "Is this trial a fit for you?" section, then contact the study team listed on the page. They will ask a few screening questions. Asking is free and does not commit you to anything. Talk it over with your doctor first.

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