This article is a response to ‘The case for the oral polio vaccine in the world’s quest for eradication’, July 21, 2023, by Vipin M. Vashishtha and Puneet Kumar. Also, India has remained polio-free since January 2011 even as wild poliovirus and VDPV cases have been reported in Pakistan and Afghanistan, thanks to high polio vaccine coverage here. The need …
This article is a response to ‘Unethical to continue using polio-causing oral polio vaccines’, July 15, 2023, by R. Prasad. One is the oral polio vaccine, a live attenuated vaccine, meaning it contains weakened polioviruses to induce an immune response in a human body without causing disease. The OPV is also easier to manufacture as the “seed virus” required for …
