How bad is this 'Polio Contamination' controversy? Should Parents be worried?
And India's success in eradicating polio was celebrated worldwide. However, this latest contamination of vaccines will have an impact. Vaccine-derived illness and its impacts happen even via drugs. In September 2015, Type 2 poliovirus was declared to be totally eradicated worldwide and after that WHO announced that polio vaccines need not have Type 2 strain.
Case of recent contamination of vaccines was found in vaccines from Uttar Pradesh based Bio-Med, which shows type 2 polio virus is still not destroyed. The vials which were manufactured by the Ghaziabad-based pharmaceutical company has now possessed the risk of infection as more than 1.5 Lakh vials have been contaminated by Type 2 poliovirus