US EMS Protocol Census
Indication

Ketamine for Severe pain

1,335 under review28 sources24 named agencies18 statesas of 2026-09-20

Adult weight-based dosing has a median of 0.3 mg/kg across 25 published protocols, with the middle half between 0.25 and 0.35.

28sources
24named agencies
18states
64entries
24named here

1,335 rows are under review across the census and excluded from every number on this page. How that works.

Adult, weight-basedmg/kg

25sources
21named agencies
16states
34entries
0kept as written
minp25medianp75max
0.10.250.30.350.5

Values in mg/kg. One value per source (that source's median), so a document listing a drug five times still gets one vote.

Routes

  • IV 32%
  • IV/IO 24%
  • IM/IN 12%
  • IN 12%
  • IV/IO/IM 9%
  • IM 3%
  • IV/IM/IN 3%
  • IV/IO/IM/IN 3%

United States EMS Protocol Census, n=25 protocols from 21 named agencies / 16 states, updated Sep 2026

Pediatric, weight-basedmg/kg

17sources
13named agencies
12states
24entries
0kept as written
minp25medianp75max
0.10.250.30.350.375

Values in mg/kg. One value per source (that source's median), so a document listing a drug five times still gets one vote.

Routes

  • IV/IO 25%
  • IV 21%
  • IN 17%
  • IV/IO/IM 13%
  • IM/IN 8%
  • IM 4%
  • IV/IM/IN 4%
  • IV/IO/IM/IN 4%

United States EMS Protocol Census, n=17 protocols from 13 named agencies / 12 states, updated Sep 2026

Adultmg

4sources
4named agencies
3states
5entries
1kept as written

Below 5 sources, so no distribution is published for this group — only the counts above.

Routes

  • IM 40%
  • IV 20%
  • IV/IO 20%
  • IV/IO/IM/IN 20%

United States EMS Protocol Census, n=4 protocols from 4 named agencies / 3 states, updated Sep 2026

Pediatricmg

1sources
1named agencies
1states
1entries
0kept as written

Below 5 sources, so no distribution is published for this group — only the counts above.

Routes

  • IV/IO/IM/IN 100%

United States EMS Protocol Census, n=1 protocols from 1 named agencies / 1 states, updated Sep 2026

Named agencies

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