Drugs / KHK2455
last change Jul 2025 re-read 9 days ago

KHK2455

targets IDO1 via inhibition

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

Trials 2

20172018201920202021202220232024202520262027
PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 12 trials
Phase 1 NCT03915405 Sep 2019 → Nov 2022 urothelial carcinoma Kyowa Kirin, Inc. Terminated No outcome recorded Stop: Business
Phase 1 NCT02867007 Aug 2016 → Dec 2019 carcinoma Kyowa Kirin, Inc. Completed No outcome recorded
Comparator or background therapy1 trial
— 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 NCT03915405 ↗
2

NCT02867007 ↗

NCT04321694 ↗

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