AMPYRA - FDA Warning! via CCSVI in Multiple Sclerosis – “Please be careful, everyone. We're still learning about side effects of the new MS drugs as they are prescribed to larger numbers of patients. FDA issues new warning about seizures and kidney function in Ampyra.” http://www.reuters.com/article/2012/07/23/us-fda-ampyra-idUSBRE86M0W120120723