Vaxil Bio's Coronavirus Vaccine Vaxil’s lead product ImMucin™ (which the Covid-19 vaccine is based on protein based peptides) successfully completed a Phase 1/2 clinical trial and received orphan drug status by the FDA and EMA. Vaxil’s patent portfolio is segmented into 3 families, consisting of 6 issued and 10 pending patents. The video below is an older one, but still substancial in showcases the companies potential.