Korea Otsuka Pharmaceutical Co., Ltd. clinical trials

A country office of Otsuka Holdings Co., Ltd.

The registry lists 42 studies whose lead sponsor is Korea Otsuka Pharmaceutical Co., Ltd.. 3 are recruiting or about to start. Per ClinicalTrials.gov, last updated Jul 24, 2025.

Studies

Recruiting first, then most recently updated. Showing 42 of 42. All Otsuka Holdings Co., Ltd. studies →

• Registry on the Effectiveness and Safety of the 9-month MDR-END Treatment Regimen in Korean Patients with FQ-sensitive MDR-TB (MDR-END Registry)Not yet recruitingNCT06674291

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• A Study of Abilify® Tablet(Aripiprazole) as an Adjunctive Treatment in the Bipolar DepressionRecruitingNCT03423680Phase 3

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• Post-Marketing Surveillance of Safety and Effectiveness of Mucosta®SR Tab.RecruitingNCT05048069

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• Samsca PMS in ADPKD PatientsCompletedNCT03406286

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• Iclusig PMS in CML or Ph+ALL PatientsStatus unknownNCT03709017

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• Evaluation of Concomitant Administration of Cilostazol and Probucol on Biomarkers, Endothelial Function and SafetyCompletedNCT01142284Phase 2

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• Evaluating the Safety and effectivenesS in Adult KorEaN Patients Treated With Tolvaptan for Management of Autosomal domInAnt poLycystic Kidney DiseaseCompletedNCT03949894Phase 4

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• Open-label, Extension Study of CDP870 in Patients With Rheumatoid ArthritisCompletedNCT01197066Phase 3

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• A Study to Evaluate the Efficacy and Safety of Pletaal SR Capsule (Cilostazol) in Subjects With Peripheral Arterial Disease Symptom Due to Chronic Occlusive Arterial DiseaseCompletedNCT01711333Phase 4

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• Pharmacokinetics Study for ProbucolCompletedNCT01000467Phase 4

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• Effect of Samsca on Control of Hyponatremia and Extracellular Fluid in Cirrhotic Patients With AscitesTerminatedNCT01552590Phase 4

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• Safety and Pharmacokinetics of Probucol and CilostazolCompletedNCT00549978Phase 4

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• Abilify Maintena PMS in Schizophrenia Patients or Bipolar 1 DisorderCompletedNCT03386851

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• MAintain the Efficacy and Safety in Treatment of Schizophrenia After Switching to Long-acTing Injectable aRipiprazole From Oral Atypical AntipsychoticsCompletedNCT03376763Phase 4

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• Post Marketing Registry to Assess Usage, Safety and Effectiveness of Deltyba Tablets in Korean Patients With MDR-TBCompletedNCT03470233

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• A Study to Evaluate the Efficacy and Safety of MCT-SR in Patients With GastritisCompletedNCT04189705Phase 3

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• Samsca Post Marketing Surveillance StudyCompletedNCT02722863

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• To Evaluate Pharmacokinetics and Safety of Two Different Formulation of Rebamipide in Healthy VolunteersCompletedNCT04150172Phase 1

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• To Evaluate Food Effect on the Pharmacokinetics of Rebamipide in Healthy VolunteersCompletedNCT04150146Phase 1

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• Safety and Biomarker of OPB-111077 in Subjects With Advanced Solid TumorCompletedNCT02250170Phase 1

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• ABF Tourette's Disorder Post Marketing Surveillance StudyCompletedNCT01795105

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• Pletaal SR Post Marketing Observational StudyCompletedNCT01782833

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• Outcome and Treatment Quality Study of Tolvaptan to Treat Hyponatremia in Patients With Heart FailureTerminatedNCT02352285Phase 4

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• A Phase I, Open Label, Non Randomized, Multicenter, Dose Escalation Clinical Study to Investigate Safety and Tolerability of OPB(Otsuka Pharmaceutical Biwa)-111077 in Subjects With Advanced HCC(Hepatocellular Carcinoma)TerminatedNCT01942083Phase 1

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• A Therapeutic Confirmatory Study to Evaluate the Efficacy and Safety of Cilostazol in Subjects With Vasospastic AnginaCompletedNCT02087007Phase 3

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• Efficacy and Safety Study of Probucol in Patients With Diabetic NephropathyCompletedNCT01726816Phase 2

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• Safety and Efficacy Study of Cilostazol to Treat Vasospastic AnginaCompletedNCT02094469Phase 3

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• OPS-2071 Single and Multiple Dose Study to Investigate PK and PD Profile in Healthy Korean Male Subjects.CompletedNCT01925521Phase 1

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• Efficacy and Safety of Aripiprazole in Patients With Schizophrenia or Bipolar DisorderCompletedNCT00216723

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• Aripiprazole in Children and Adolescents With Chronic Tic Disorder or Tourette's DisorderCompletedNCT00706589Phase 3

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• A Study of CDP870 as Add-on Meditation to Methotrexate (MTX) in Patients With Rheumatoid ArthritisCompletedNCT00993317Phase 3

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• Evaluate the Efficacy and Safety of Pletaal (Cilostazol) in Subjects With Vasospastic AnginaCompletedNCT01444885Phase 2

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• PReventive Efficacy and Safety of rEbamipide on Nsaid Induced Mucosal ToxicityCompletedNCT00576706Phase 3

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• Abilify in Bipolar Disorder for 24 Weeks Treatment EffectivenessCompletedNCT00545675Phase 4

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• Abilify in Bipolar Disorder for 6 Weeks Treatment EffectivenessCompletedNCT00545142Phase 4

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• Pharmacokinetics/Pharmacodynamics (PK/PD) Characteristics of Tolvaptan Tablet in Korean Healthy MaleCompletedNCT01014416Phase 1

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• SWitching to Abilify Trial (SWAT)CompletedNCT00304616Phase 4

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• Efficacy and Safety of Cilostazol for the Indication of CSPSCompletedNCT00216749

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• Acute Psychosis Treatment in the Long Term, Unitary Group Study (APLUS)CompletedNCT00304655Phase 4

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• Cilostazol in Acute Ischemic Stroke Treatment (CAIST)CompletedNCT00272454Phase 4

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• An Open-Label Phase-1 Study of OPB-31121 in Patients With Advanced Solid TumorsStatus unknownNCT00657176Phase 1

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.

• Observational Study of Anti-Cancer Therapy Induced Oral Mucositis in Korean Cancer PatientsStatus unknownNCT00549952

  Sponsor listed in the registry: Korea Otsuka Pharmaceutical Co., Ltd.