"I would request parents, do not let this free vaccine enter your beloved child's body at all. Stay away from these," reads part of a lengthy Bengali-language Facebook post shared on October 14, 2025.
The post, which was shared more than 3,000 times, goes on to say: "The vaccine is a part of the germ of that disease, which is introduced into the body in the name of vaccination."
It goes on to say the vaccine's side effects are unknown, and questions why the jabs are necessary if typhoid fever has a cure.
Similar claims surfaced elsewhere on Facebook days after the Bangladesh government launched a drive to inoculate roughly 50 million children aged 9 months to under 15 years against typhoid fever, a vaccine-preventable infectious disease caused by the Salmonella typhi bacteria (archived link).
Children account for nearly 68 percent of deaths from the disease in the South Asian country and, according to the Gavi Vaccine Alliance, typhoid fever remains a significant public health threat there as well as other low-income countries.
Bangladesh has previously enjoyed a high rate of success in other vaccination drives against polio -- it was certified free of the virus in 2014 (archived link). In 2024, it also achieved a 93 percent rate of inoculation among eligible girls against the human papilloma virus (HPV), which can lead to cervical cancers (archived link).
But the posts triggered fears about the safety of the Typhibev typhoid conjugate vaccine used in the drive (archived...
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