Phase 1 IND Amendment for Nasogastric Tube Administration of JLP-2302


  • Filed Phase 1 IND amendment (2026-05-11, MFDS) for nasogastric tube administration of JLP-2302 (Zastaprazan) 20mg ODT
  • Open-label, randomized, single-dose, crossover, fasting study in 48 healthy adults comparing oral vs. nasogastric tube PK and safety
  • Primary endpoints: Cmax and AUCt of Zastaprazan; trial duration ~12 months after IRB approval
  • Success could enable label expansion for nasogastric tube use (product already approved in Oct 2025)
  • Investment caution: statistical probability of final approval for investigational drugs is ~10%; results may fall short of expectations

KOSDAQ Filing Information


  • Filing: Major Management Matters Related To Investment Decision (Application For Approval Of Change In Clinical Trial Plan) (Application For Approval (Change Approval) Of Phase 1 Clinical Trial Plan For Comparative Evaluation Of Pharmacokinetics And Safety Of Jacubo Orally Disintegrating Tablet (JLP2302) (Zastaprazan Citrate) When Administered Via Nasogastric Tube)
  • Company: Onconic Therapeutics (476060)
  • Submission: Onconic Therapeutics Inc.
  • Receipt: 05-11-2026
  • Under KRX KOSDAQ Market Division