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Serum calcium was altered, however, in two subgroups: (1) Patients who remitted after neuroleptic withdrawal were significantly lower in calcium than those who did not remit; (2) catatonic schizophrenic patients appeared to have an increased calcium at the onset of catatonic stupor.<\/jats:p><jats:p>Patients treated with pimozide were found to have a significant decrease in both calcium and magnesium compared with their drug-free values. These same patients showed a similar decrease in both electrolytes during treatment with fluphenazine, a structurally different neuroleptic drug.<\/jats:p>","DOI":"10.1192\/bjp.133.2.143","type":"journal-article","created":{"date-parts":[[2008,8,12]],"date-time":"2008-08-12T22:35:43Z","timestamp":1218580543000},"page":"143-149","source":"Crossref","is-referenced-by-count":20,"title":["Serum Calcium and Magnesium in Schizophrenia: Relationship to Clinical Phenomena and Neuroleptic Treatment"],"prefix":"10.1192","volume":"133","author":[{"given":"Paul E.","family":"Alexander","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Daniel P.","family":"van Kammen","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"suffix":"Jr.","given":"William E.","family":"Bunney","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"170","published-online":{"date-parts":[[2018,1,29]]},"reference":[{"key":"S0007125000003391_ref29","doi-asserted-by":"publisher","DOI":"10.1146\/annurev.me.26.020175.003003"},{"key":"S0007125000003391_ref28","unstructured":"Marder S. 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