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Table 1 Effects of compounds 1–19 on heart rate and blood pressure

From: Biological effects of a new set 1,2,4-triazolo[1,5-a]quinazolines on heart rate and blood pressure

Compound % change in heart rate Decrease in the rats arterial pressure (mm H)
Decrease Increase
1 - 33.3 0
2 0 - 0
3 - 14.3 6.5
4 22.7 - 2.6
5 15 - 0
6 0 40 0
7 5.9 - 0
8 14.3 - 0
9 20 - 9.1
10 5.9 - 0
11 0 - 2.6
12 16.7 - 2.6 ↑
13 - 8.3 0
14 - 7.7 7.8
15 10 - 5.2
16 0 - 0
17 5.9 - 6.5
18 5.9 - 0
19 - 28.5 6.5
  1. ↑: Increase.