RT Journal Article SR Electronic T1 Psychiatric side effects during methysergide treatment JF Journal of Neurology, Neurosurgery & Psychiatry JO J Neurol Neurosurg Psychiatry FD BMJ Publishing Group Ltd SP 1037 OP 1038 DO 10.1136/jnnp.2004.048363 VO 76 IS 7 A1 E Cittadini A1 P J Goadsby YR 2005 UL http://jnnp.bmj.com/content/76/7/1037.abstract AB A patient is reported with psychological change characterised by impaired concentration and thought projection, followed by both severe anxiety and depression, starting after three weeks on high dose methysergide. The acute problem settled slowly after methysergide withdrawal and is likely to represent an unusual and serious side effect of that drug.