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Medication

Promethazine in US EMS protocols

60protocols
52named agencies
23states
3indications
162dose entries
100% of 162machine-parsed
IndicationSpread: box is the middle half, dot means most agreeRange
Nausea / vomiting Adult6.25 to 25 mg median 12.5, n=55
Pediatric, weight-based0.25 to 0.5 mg/kg median 0.25, n=22
Other Adult6.25 to 25 mg median 12.5, n=19
Pediatric, weight-based0.25 to 0.5 mg/kg median 0.25, n=10

Too few protocols to chart yet (protocols in brackets): Mild to moderate pain (1)

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 page52

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, Promethazine: n=60 protocols from 52 named agencies / 23 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.