Bulgaria’s caretaker Minister of Health Stoycho Katsarov referred Boyko Borisov’s statement that expired Covid-19 vaccines are administered in this country to the Prosecutor's Office. Minister Katsarov notes that on October 24, in a statement..
The shelf life of Covid-19 vaccines can be extended. The shelf life of Pfizer's Covid-19 vaccine has been already extended, the Executive Director of the Bulgarian Drug Agency Bogdan Kirilov said for the BNT. "The European Medicines Agency..