Single Arm Study to Evaluate the Safety of Nogapendekin Alfa Inbakicept (NAI) in Participants With Long COVID

Inclusion Criteria: * Age ≥ 18 and \< 70 years. * History of at least one SARS-CoV-2 infection, defined as report of a positive nucleic acid amplification test (NAAT) and/or a positive SARS-CoV-2 antigen rapid diagnostic test (RDT). Those with only suspected but unconfirmed infections are not eligible for this study. * Clinical evidence of Long COVID, as confirmed by the Investigator's assessment. 1. At least 2 symptoms or at least 1 severe symptom as assessed by the study team (see list) that are new or worsened since the time of a SARS-CoV-2 infection, not known to be attributable to ano…