Ampyra (amPEERah) (dalfampridine) was approved by the FDA on January 22, 2010.  It is a twice daily oral medicine that improved walking speed in about a third of MS patients.  It was tolerated well in the trials and performed better than a sugar pill.  For further information please call the company, Acorda, at 1-888-881-1918.  The National MS Society also has information on their web page at or you can call the local chapter in Waltham at 781-890-4990.  Should you be interested in potentially trying this medicine you can call the center (617) 525-6550 and we will take your information including Brigham medical record number and alert your physician that you are interested in this medication.