Nb4x3 for COVID-19

 Nb4x3 has been reported as potentially beneficial for COVID-19 in the following study.
COVID-19 involves the interplay of 350+ viral and host proteins and factors providing many therapeutic targets. Scientists have proposed 10,000+ potential treatments. c19early.org analyzes 210+ treatments. We have not reviewed Nb4x3 in detail.
Cerdán et al., Integrating immune library probing with structure-based computational design to develop potent neutralizing nanobodies against emerging SARS-CoV-2 variants, mAbs, doi:10.1080/19420862.2025.2499595