TABLE 2
ED50 values (95% confidence limits) for morphine on days 12, 19, and 26 in male and female VEH- and CFA-treated rats Morphine (0.03–5.6 mg/kg) was tested in the same groups of rats on days 12 and 19. A separate group of rats was tested with morphine (1.0–10 mg/kg) on day 26.