A 39-year-old man with a history of heavy alcohol use is brought to the emergency department with confusion and ataxia. He has nystagmus and appears malnourished. You suspect Wernicke encephalopathy. What is the most appropriate immediate treatment?AAdminister intravenous glucose before any other therapyBAdminister high-dose parenteral thiamine before glucoseCStart an SSRI antidepressantDDischarge with oral multivitamins onlyEBegin antipsychotic medicationCheck my answer