Antipsychotic drugs: is more worse? a meta-analysis of the published randomized control trials

Bollini, P. ; Pampallona, S. ; Orza, M. J. ; Adams, M. E. ; Chalmers, T. C.

In: Psychological Medicine, 1994, vol. 24, no. 2, p. 307-316

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    Summary
    Effectiveness and side-effects of high- versus low-dose neuroleptic treatment of chronic psychosis have been assessed through a meta-analysis of 22 published randomized control trials comparing different neuroleptic doses. No incremental clinical improvement was found at doses above 375 mg equivalent of chlorpromazine, while a significant increase in adverse reactions was observed