Drug

Mizoribine

As of the edition of 20 October 2026, Mizoribine is a small molecule: in active development; acts on GMPS, IMPDH1 and IMPDH2.

Sources: FDA Orange Book and Purple Book, other approval registers, ClinicalTrials.gov, ChEMBL.

The drug

Status
Active, 2022
Kind
Small molecule
Registered trials
6, 0 stopped early
Disease areas
Immune system; Skin and connective tissue; Bones, joints and muscles; Pregnancy and women's health; Urinary and reproductive

US protection

No US approval on record.

With no US approval on record there are no listed US patents or exclusivities.

This is the US only.

Targets

GeneProteinUniProt
IMPDH2Inosine-5'-monophosphate dehydrogenase 2P12268
IMPDH1Inosine-5'-monophosphate dehydrogenase 1P20839
GMPSGMP synthase [glutamine-hydrolyzing]P49915

Registered trials

PhaseTrialsCompletedActiveStopped early
Phase 21000
Phase 33300
Phase 42000
All trials6

Who ran its trials

CompanyRoleYears
Chong Kun Dang PharmaceuticalLead sponsor of trials2013 to now
Asahi Kasei TherapeuticsLead sponsor of trials2014 to now
SanofiLead sponsor of trials2015 to now
Lee's PharmaceuticalLead sponsor of trials2022 to now