Drugs / KHK2455
last change Jul 2025 re-read 2 minutes ago

KHK2455

targets IDO1 via inhibition

Developed for
carcinoma · urothelial carcinoma
Investigated by
Kyowa Kirin, Inc.

Trials 2 · a red edge is where a trial was stopped

2017201820192020202120222023202420252026
PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 1 NCT03915405 Sep 2019 → Nov 2022 urothelial carcinoma Kyowa Kirin, Inc. Terminated No outcome recorded
Phase 1 NCT02867007 Aug 2016 → Dec 2019 carcinoma Kyowa Kirin, Inc. Completed No outcome recorded
Also used as a comparator or background therapy in 1 trial
PhaseRegistry idDatesIndicationSponsorStatusOutcome
NCT04321694 Background glioblastoma Kyowa Kirin, Inc. No longer available No outcome recorded

Evidence & citations 4 cited values

Every value below carries the sentence it was read from. 4 sources stand behind the page.

FieldValueCited text
Known as KHK2455 ClinicalTrials.gov intervention name — accepted as the source's own label NCT04321694
2

NCT03915405

NCT02867007

Action Inhibit “KHK2455 is a long-acting selective IDO1 inhibitor that blocks the heme component of the IDO holoenzyme.” PMID 40536766 Jul 2025
Route Oral “Patients received oral KHK2455 at fixed doses of 0.3, 1, 3, 10, 30, and 100 mg once daily as run-in monotherapy for 28 days (cycle 0)” PMID 40536766 Jul 2025
Target IDO1 “KHK2455 is a long-acting selective IDO1 inhibitor that blocks the heme component of the IDO holoenzyme.” PMID 40536766 Jul 2025