Case Presentation: We present a case of a 41-year-old female with a history of hypertension and anxiety who presented with severe headache, palpitations, and nausea for 1 day. Suspecting it to be a case of migraine, she was given diphenhydramine, ketorolac, and metoclopramide. Immediately after receiving metoclopramide she experienced a tonic-clonic seizure and became tachycardic. […]