[Effect of atenolol combined with chlortalidone on characteristics of 24-hour blood pressure monitoring].

Data are submitted concerning effects of atenol-H on indices for 24-hr monitoring of arterial pressure. As many as 34 patients were examined presenting with stage II hypertensive disease, in whom a 24-hr monitoring of AP was carried out in addition to a conventional measurement of AP as recommended by Korotkov before and after treatment with atenol-H, 1 tabletta per day (atenolol 100 mg, chlortolidon 25 mg). The course of treatment was on the average (26.8 +/- 1 to 4) days. As a result of treatment, values for 24-hr, day, and night AP have gotten decreased. No serious complications have been revealed to warrant withdrawal of the drug.