|
Metoprolol Tartrate Injection
|
Placebo
|
Hypotension (systolic BP <90 mmHg)
|
27.4%
|
23.2%
|
Bradycardia (heart rate <40 beats/min)
|
15.9%
|
6.7%
|
Second- or third-degree heart block
|
4.7%
|
4.7%
|
First-degree heart block (P-R ≥0.26 sec)
|
5.3%
|
1.9%
|
Heart failure
|
27.5%
|
29.6%
|