0 0 By Neuro-Ophthalmology January 23, 2011 The Food and Drug Administration (FDA) has approved onabotulinumtoxin A for adult patients who suffer headaches on 15 or more days per month, lasting more than 4 hours. News, Medscape Medical News, October 2010 / About Author More posts by Leave a comment Cancel reply Save my name, email, and website in this browser for the next time I comment. * Copy This Password * * Type Or Paste Password Here *Send Comment ΔSecurity Question: What is 13 + 4 ? Please leave these two fields as-is: IMPORTANT! To be able to proceed, you need to solve the following simple math (so we know that you are a human) :-)
