The Food and Drug Administration recently cautioned consumers against using 27 different kinds of eyedrops — its third eyedrop-related warning this year — leading Americans to question whether any drops are safe to use.
Meningococcal diseases are rare bacterial infections that commonly affect the brain, spinal cord and bloodstream, and can be deadly in a matter of hours. The pentavalent vaccine protects against five meningococcal bacteria groups - A, B, C, W and Y - which are known to commonly cause the disease. Pfizer currently sells two vaccines to protect against the disease, with Trumenba targeting the B group and Nimenrix protecting against the other four bacteria groups.