Drug

FR104

As of the edition of 20 October 2026, FR104 is a drug known only by a code name: of no established status; acts on CD28.

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

The drug

Status
Status not established
Kind
Code name only
Registered trials
2, 0 stopped early
Disease areas
Bones, joints and muscles; Immune system; Skin and connective tissue

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.

Target

GeneProteinUniProt
CD28T-cell-specific surface glycoprotein CD28P10747

Registered trials

PhaseTrialsCompletedActiveStopped early
Phase 11100
Phase 21100
All trials2

Who ran its trials

CompanyRoleYears
OSE ImmunotherapeuticsLead sponsor of trials2015 to now