Poliomyelitis is caused by polio virus, an entero virus and there are 3 types, type 1,2 & 3. Vaccines against poliomyelitis are available in 2 forms, IPV developed by Salk and TOPV developed by Sabin.

HYDERABAD: Government’s concerns about unauthorised use of a withdrawn polio vaccine that could lead to polio infections in unimmunised children came true on Friday when two establishments were found ...

Global polio-eradication efforts have led to a dramatic decrease in polio cases, from an estimated 350,000 cases in 125 countries in 1988 to 72 cases in 2015. As of January 2016, endemic transmission ...

PATNA: In a major policy shift, at least 39 countries, including India, have decided to use bivalent polio vaccine (bOPV) in place of trivalent polio vaccine (tOPV) in their fight against polio from ...

LAHORE: Punjab is all set to complete implementation of global switch from Trivalent Oral Polio Vaccine (TOPV) to Bivalent Oral Polio Vaccine (BOPV) from April 25. Expanded Program on Immunisation ...

MANILA, Philippines - The Food and Drug Administration has cancelled the registration of all trivalent oral polio vaccines (tOPV) to comply with the World Health Organization (WHO)’s campaign to ...

Background. The Global Polio Eradication Initiative aims to eradicate wild poliovirus by the end of 2012. Therefore, more-immunogenic polio vaccines, including monovalent oral poliovirus vaccines ...