Most cases of infections with the AH1N1 virus were registered in capital city Bucharest (36 cases), Botosani (18 cases), Arges and Prahova (four cases each), Ilfov and Neamt (three cases each), Bacau, Braila, Harghita, Olt (two cases each), Alba, Cluj, Covasna, Dambovita, Ialomita, Iasi, Tulcea and Vrancea (one case each).
The vaccination campaign is free and available to all individuals aged over 16.
On December 15, 2009, Romanian authorities said the country is ready to produce five million doses of vaccine until February 2010.
The campaign set off on November 26, 2009, by releasing 1,340,000 doses of vaccine.
Over 500,000 people vaccinated against the AH1N1 flu virus and no major side effects have been reported so far.