“After … of ketanserin (33 micrograms/kg/min), a significant reduction in secretion was demonstrated (water +20.8 +/- 16.1 microliters/min; sodium 7.2 +/- 3.0 muEq/min; potassium -0.02 +/- 0.1 muEq/min; and chloride -1.9 +/- 2.8 muEq/min) as well as reduced motor activity.”