Tylenol after vaccines may dissipate effect in children

October 15, 2009 7:21:49 PM PDT
New research shows that giving Tylenol to children to ease the pain of a shot may make vaccines less effective. The effect was small. But doctors from the Centers for Disease Control and Prevention say the study makes a compelling case against routinely giving Tylenol right after a child gets a shot.

The study is published in Friday's issue of the British medical journal Lancet.