A committee has been created by India 's union health ministry to investigate whether three batches of contaminated polio vaccine administered in Uttar Pradesh have caused the disease to re - emerge in the country , which was declared polio - free by the World Health Organization in December 2014 . A director of Ghaziabad - based Biomed , which manufactures the vaccines , has been arrested , while four other accused directors have absconded .
A committee has been created by India's union health ministry to investigate whether three batches of contaminated polio vaccines administered in Uttar Pradesh have caused the disease to re-emerge in the country, which was declared polio-free by the World Health Organisation in March 2014. A director of Ghaziabad-based Biomed, which produced the vaccines, has been arrested, while four other accused directors have absconded.