The standard protective dose is almost 14,000 units, but even 500 units raises antibody levels sufficiently to do the job.

Whether you’re road tripping across the country or flying to the other side of the world, there are certain vaccines you ...

Yellow fever vaccine is highly effective with a single dose, but vaccine supply is limited. The minimum dose requirements for seroconversion remain unknown. In this double-blind, randomized ...

Paraguayan health authorities reported an increase in the demand for the yellow fever vaccine from people willing to travel to Brazil for the summer season. “An average of 200 people come daily ...

The WHO advises using fractional doses of the 17D yellow fever vaccine when outbreaks occur during vaccine shortages, but evidence on the immunogenicity of these lower doses is limited.

If you've already been vaccinated for measles, do you need to get a booster now that it's spreading in the US?

In the 20th century, a vaccine for yellow fever was developed to protect people in regions where the disease still flourishes. Epidemics continued, however, during every decade of the century ...

PAHO is reminding countries that vaccination remains one of the most effective tools for preventing and controlling yellow fever. In 2024, most of the cases reported were in people who had not ...

For the best experience, please enable JavaScript in your browser settings. A man receives a shot of yellow fever vaccine at Kiswa Health Center III in Kampala ...