Fig. 3From: Effect of tolvaptan on renal water and sodium excretion and blood pressure during nitric oxide inhibition: a dose-response study in healthy subjectsEffect of tolvaptan 15, 30 and 45 mg on p-AVP at baseline, during and after NO-inhibition. Data are depicted as mean ± SEM. Friedman test was used for comparison between treatment groups prior to L-NMMA infusion, at the end of L-NMMA infusion and 1 h after the end of L-NMMA infusionBack to article page