There have been a multitude of news articles recently about a JAMA article on Botox for Migraine and headache, and they've resulted in quite a bit of confusion and many questions. Let me start by saying that the JAMA article contained no new data. The authors were reviewing data from 31 previously conducted studies.
After pages of going back through the data of all the clinical trials conducted with onabotulinum toxin A (Botox) for Migraine and headache, the authors concluded:
"In...
