There was a highly significant reduction in the S2/S1 ratio following ondansetron, which achieved a maximum at two hours post treatment, the time of peak plasma concentration (ondansetron ratio 41.4%; placebo mean = 80.2%).
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There was a highly significant reduction in the S2/S1 ratio following ondansetron, which achieved a maximum at two hours post treatment, the time of peak plasma concentration (ondansetron ratio 41.4%; placebo mean = 80.2%).