Millions live with long COVID. A trial will test an antibody as a possible treatment.
Invivyd (IVVD) and the SPEAR Study Group initiated the FLINTLOCK Phase 2 trial to test the monoclonal antibody VYD2311 for treating Long COVID and Post-Vaccination Syndrome. The trial will evaluate safety, efficacy, and pharmacokinetics over 90 days. VYD2311 has shown antiviral potency against all SARS-CoV-2 variants tested. Initial data is expected in mid-2027.