one hundred eighteen patients , aged between 65 and 87 years with mild-to-moderate hypertension were given placebo or isradipine ( 1.25 to 5 mg twice daily , or 2.5 to 10 mg once daily ) following a three-week placebo period to evaluate its safety and efficacy in elderly patients .
C0020538
hypertension
C0071304
isradipine