Drug

Gallium citrate

As of the edition of 20 October 2026, Gallium citrate is a small molecule: marketed, first approved in 1982 (US); acts on RRM1, RRM2 and RRM2B; no US protection is listed.

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

The drug

Status
Marketed; latest approval 1982
Kind
Small molecule
Brand name
Neoscan
First approved
1 January 1982 (US)
Approvals on record
4 in 1 region
Holder of the most recent approval
GE Healthcare; 3 holders in all
Registered trials
3, 2 stopped early
Disease areas
Infections; Blood and lymph; Cancer; Digestive system; Immune system; Inherited and neonatal

US protection

No US protection is listed.

The FDA registers list no drug-substance patent or exclusivity that counts for this drug.

This is the US only.

Targets

GeneProteinUniProt
RRM1Ribonucleoside-diphosphate reductase large subunitP23921
RRM2Ribonucleoside-diphosphate reductase subunit M2P31350
RRM2BRibonucleoside-diphosphate reductase subunit M2 BQ7LG56

Registered trials

PhaseTrialsCompletedActiveStopped early
Phase 22001
Phase 31001
All trials3

Who has held its approvals

CompanyRoleYears
Lantheus Medical ImagingAcquired holder2008 to now
CuriumAcquired holder2019 to now
Byk-Mallinckrodt CILLater holder
GE HealthcareLater holder