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Medication

Nitroglycerin in US EMS protocols

227protocols
189named agencies
49states and regions
7indications
608dose entries
100% of 608machine-parsed

Includes 3 agencies outside the US.

IndicationSpread: box is the middle half, dot means most agreeRange
ACS / chest pain AdultMost use 1 inch range 0.5 to 1 inch, n=22
AdultMost use 0.4 mg matches NASEMSO range 0.3 to 1 mg, n=194
CHF / pulmonary edema AdultMost use 1 inch range 0.5 to 2 inch, n=20
AdultMost use 0.4 mg range 0.3 to 1.2 mg, n=177
Other AdultMost use 1 inch range 0.5 to 1 inch, n=11
AdultMost use 0.4 mg range 0.3 to 1.2 mg, n=92
STEMI AdultAll use 0.4 mg n=5

Too few protocols to chart yet (protocols in brackets): Cardiogenic shock (1), Eclampsia / pre-eclampsia (1), Respiratory distress (2)

Doses far off from what other protocols give are likely misreads, so they are left out until checked. How that works.

Named agencies with a page184

Agencies whose protocols are a public record are named here. Their own doses are on their own pages; this list carries no values.

Cite this

United States EMS Protocol Census, Nitroglycerin: n=227 protocols from 189 named agencies / 49 states, as of 2026-10-31

MethodologyData licenseStudy your own protocol in the app

Training reference compiled from published protocols. Not a clinical order. Verify with your agency and medical director.