Vaccine side effects like soreness, fever, and fatigue scare some people out of getting their shots. Ask a doctor, though, and they’ll tell you these unpleasant symptoms have a silver lining ...
An ultra-high dose of mecobalamin, a naturally occurring form of vitamin B12, has been approved in Japan under the brand name Rozebalamin ... Rozebalamin was generally well tolerated, with about 7.7% ...