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Schizophrenic patients have among the highest rates of smoking of any group of patients. Previous studies have identified psychophysiological and potential nicotinic receptor abnormalities which may be associated with this phenomenon. The effects of acute smoking or acute administration of nicotine nasal spray, after smoking abstinence, on negative symptoms and neurocognitive function have been less...
Cigarette smoking and/or nicotine administration have been shown to transiently ameliorate several psychophysiological deficits in patients with schizophrenia such as indicators of deficient sensory gating and attention, but acute effects of smoking on positive and negative symptoms in schizophrenia have not been evaluated in experimental paradigms. The current study assessed whether smoking of cigarettes,...
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