UNDERSTANDING HERD IMMUNITY

by: Pharmacy Services KPJ Penang Specialist Hospital - Farah Jasni Is herd immunity alone enough? A recent survey was done by the Health Ministry regarding Malaysians’ acceptance of the Covid-19 vaccine shows that 67 per cent of the 212,006 respondents are willing to take the Covid-19 vaccine. This is a good indicator in building up a herd immunity system in our battle against Covid-19 pandemic. However, there is a group of people who are against the use of Covid-19 vaccines and continue to debate whether the safety, efficacy and stability of the vaccine are credible enough to be given to all Malaysians. The debate is further heated following the viral statement made by the former Pfizer's vice president, Dr Yeadon who claimed that Covid-19 vaccines were unnecessary as people globally were acquiring natural herd immunity by getting infected in large groups. WHO has then clarified that the view is unethical and false. Sacrificing more people by letting them get i...