Production of the Polish drug for COVID-19 has been started by Biomed Lublin

The drug will contain isolated antibodies - immunoglobulin G (IgG) against SARS-CoV-2, obtained from convalescent plasma.

https://emerging-europe.com/news/as-polish-covid-19-drug-enters-production-and-clinical-trial-stage-doctors-appeal-for-collection-of-more-plasma/