the effect on blood pressure of high ( 400 mg/day-s400 ) and moderate dose ( 200 mg/day-s200 ) spironolactone and chlorthalidone ( 100 mg/day-c100 ) , given in a random double-blind manner was related to plasma renin activity and plasma volume in 38 essential hypertensives .
C0020538
blood pressure
C0008294
chlorthalidone