Giving some newborns in Guinea-Bissau an established hepatitis B treatment but not others is "unethical", it says.

America’s drug safety agency declined to review a next-gen flu vaccine that uses the same tech as the coronavirus shots ...

A rare but serious clotting disorder linked to certain COVID-19 vaccines and natural adenovirus infections has puzzled scientists for years.

The varicella-zoster virus causes both chickenpox and shingles infections. Initially, the virus causes a chickenpox infection. If it reactivates later, shingles can develop. The chickenpox vaccine ...

When people get the shots, the body’s immune system can accidentally confuse a normal protein from adenovirus - which is used ...

The World Health Organization on Friday voiced serious concerns over a planned US-funded hepatitis B vaccine trial on newborn ...

The vaccine maker’s shots involve the successful Covid vaccines’ RNA technology. Health Secretary Robert F. Kennedy Jr. has ...

The World Health Organization on Friday released a formal statement blasting a US-funded vaccine trial as “unethical,” ...

Moderna reported falling fourth-quarter sales as Covid-19 vaccine demand continued to drop, but continues to target 10% ...

Blood tests revealed that the beverage elicited an immune response, according to preliminary research. But far more safety ...

Rare but dangerous blood clotting associated with that vaccine as well as AstraZeneca’s had a genetic cause, according to a new paper.