In a letter by Kewalsing Jangbahadoer Sing, M.D., et al. in the January 2002 issue (“Neuroleptic Malignant Syndrome and Quetiapine,” Am J Psychiatry 2002; 159:149–150), there was an error in the dose of quetiapine reached after gradual titration. The actual dose should be “200 mg b.i.d.”