Frequency

Percentage (%)

Single-drug therapy

Furosemide

9

29

Captopril

2

6.40

Two-drug therapy

Furosemide + spironolactone

1

3.20

Furosemide + captopril

7

22.60

Captopril + amlodipine

2

6.40

Three-drug therapy

Furosemide + spironolactone + captopril

1

3.20

Furosemide + captopril + amlodipine

2

6.40

No treatment

7

22.60

Total

31

100