// EMT Question · Cardiology & Resuscitation
Nitroglycerin should be withheld if systolic BP is below:
A. 120 mmHg
B. 110 mmHg
C. 100 mmHgCorrect
D. 140 mmHg
// Rationale
Standard EMS threshold is a systolic BP ≥100 mmHg before administering nitroglycerin.