Drugs / GIGA-564
last change Apr 2026 re-read 3 minutes ago

GIGA-564

Monoclonal antibody targets CTLA4 via inhibition

Investigated by
GigaGen, Inc. · National Cancer Institute (NCI)

Trials 1

20252026
PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 1 NCT06258304 May 2024 → Apr 2026 overdue — GigaGen, Inc. Recruiting No outcome recorded

News releases announcing trial results or a regulatory action · 3

DateIssuerRelease
2023-12-12 Grifols Therapeutics LLC Regulatory GigaGen Receives FDA clearance of IND to begin Phase 1 Trial of Oncology Drug Candidate, GIGA-564, in solid tumors grifols.com ↗
2023-11-06 Grifols Therapeutics LLC Results GigaGen Presents IND-Enabling Data and Phase 1 Trial Strategy for its Novel Anti-CTLA-4 Oncology Drug Candidate, GIGA-564, at SITC 2023 grifols.com ↗
Results also show that GIGA-564 offers increased anti-tumor efficacy and reduced toxicity compared to the commercially available drug ipilimumab, a monoclonal antibody designed to work through CTLA-4 checkpoint inhibition.
2021-07-14 GigaGen, Inc. Results GigaGen Publishes Research Describing Novel Mechanism of Action and Therapeutic Potential of its anti-CTLA-4 Drug Candidate, GIGA-564 gigagen.com ↗
The publication describes the novel mechanism of action of its anti-CTLA-4 drug candidate, GIGA-564, selected due to its reduced checkpoint inhibition, which resulted in superior anti-tumor activity and lower toxicity in murine models compared to commercially available anti-CTLA-4 drugs.

Evidence & citations 5 cited values

Every value below carries the sentence it was read from. 1 source stands behind the page.

FieldValueCited text
Known as GIGA-564 ClinicalTrials.gov intervention name — accepted as the source's own label NCT06258304 ↗
Action Inhibit “a Minimally Blocking Anti-CTLA-4 Monoclonal Antibody” NCT06258304 ↗
Modality Monoclonal antibody “a Minimally Blocking Anti-CTLA-4 Monoclonal Antibody” NCT06258304 ↗
Route Intravenous “Administered by intravenous infusion” NCT06258304 ↗
Target CTLA4 “a Minimally Blocking Anti-CTLA-4 Monoclonal Antibody” NCT06258304 ↗