Drug

EXS21546

As of the edition of 20 October 2026, EXS21546 is a drug known only by a code name: stopped in 2023; acts on ADORA2A.

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

The drug

Status
Stopped, 2023
Kind
Code name only
Registered trials
2, 1 stopped early
Disease areas
Cancer

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.

Companies that need a new molecule because of this drug

1 company on route A because of this drug.

Companies on route A for this drug

In the product

1 company is on route A because of EXS21546.

Target

GeneProteinUniProt
ADORA2AAdenosine receptor A2aP29274

Registered trials

PhaseTrialsCompletedActiveStopped early
Phase 11100
Phase 21001
All trials2

Who ran its trials

CompanyRoleYears
Recursion PharmaceuticalsLead sponsor of trials2020 to now