Medication
Aspirin in US EMS protocols
224protocols
188named agencies
49states and regions
7indications
295dose entries
100% of 295machine-parsed
Includes 3 agencies outside the US.
| Indication | Spread: box is the middle half, dot means most agree | Range |
|---|---|---|
| ACS / chest pain Adult | Most use 324 mg matches NASEMSO range 160 to 325 mg, n=178 | |
| Other Adult | Most use 324 mg range 160 to 325 mg, n=60 | |
| Mild to moderate pain Adult | 324 to 650 mg median 324, n=7 | |
| STEMI Adult | Most use 324 mg matches NASEMSO range 324 to 325 mg, n=12 |
Too few protocols to chart yet (protocols in brackets): Fever (1), Stroke (1), Trauma / hemorrhage (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.
- Academy of Medicine of Cincinnati
- Ada County-City Emergency Services System
- Adams, Benton, Franklin, Yakima Counties
- Alabama Department of Public Health Office of Emergency Medical Services
- Ambulance Victoria
- Anderson County Emergency Medical Services
- Annaville Fire Department
- Arizona Department of Health Services
- Arlington EMS System
- Ashwaubenon Public Safety, Howard Fire Rescue, & De Pere Fire Rescue
- Aurora Fire Rescue
- BC Emergency Health Services
- Benbrook Fire Department
- Berkeley County EMS
- Berrien County Medical Control Authority
- BEST EMS
- Bexar County ESD 4 Fire Rescue
- Bonner County Emergency Medical Services
- Boulder County Protocol Committee
- Brilliant Fire Department
- Brownsville Rural Fire District, Halsey-Shedd Fire Protection District, Jefferson Fire District, Lebanon Fire District, Scio Fire District & Sweet Home Fire & Ambulance District
- Brunswick County EMS
- Cabarrus County EMS
- Calhoun County EMS System
- Campbell County Emergency Medical Service
- Central Arizona Regional EMS
- Central California Emergency Medical Services
- Charleston County EMS
- Chaves County EMS
- Chelan/Douglas/Okanogan/Grant County
- City of Austin / Austin-Travis County EMS System
- Clark County EMS System
- Clark County EMS (Washington)
- Coastal Valleys EMS Agency
- Confederated Tribes of Grand Ronde Department of Emergency Services
- Coos County Emergency Medical Services
- County of Los Angeles Department of Health Services Emergency Medical Services Agency
- County of San Diego Emergency Medical Services
- Cowlitz County EMS Council
- Craven, Jones, Pamlico Counties EMS
- Dallas Fire-Rescue
- Dane County EMS System
- Davidson County Emergency Services
- Daviess County EMS
- DC Fire and EMS
- Delaware Office of Emergency Medical Services
- Denver Health Paramedic Division
- Department of Aviation Medicine
- Department of Health Services, County of Los Angeles
- East Baton Rouge Parish Department of Emergency Medical Services
- El Campo Emergency Medical Service
- El Paso County Emergency Services District #2
- Escambia County Emergency Medical Services
- Fairfax County Fire and Rescue Department
- Fern Creek Fire and Emergency Medical Services
- FirstHealth of the Carolinas
- Fort Lauderdale Fire Rescue
- Fort Worth Regional EMS System
- Franklin County Emergency Medical Services
- Galveston Area Ambulance Authority
- Giles County EMS
- Greater Elgin Area EMS System
- Greenville County Emergency Medical Services
- Hays County ESD 9 EMS
- Haywood County EMS System
- HEMS, Inc
- Houston Fire Department
- Hunt County EMS
- Idaho EMS Physician Commission
- Illinois Region VIII Emergency Medical Services
- Inland Counties Emergency Medical Agency
- Iowa County Ambulance Service
- Kentucky Board of Emergency Medical Services
- Kern County Public Health
- Kosciusko County Paramedics
- La Porte County Emergency Medical Service
- Lake County Emergency Medical System
- Lake Emergency Medical System
- Lane County Medical Control Board
- Laurens County Emergency Medical Services
- Levy County Department of Public Safety
- Lincoln County EMS
- Louisville Metro EMS
- Maine Emergency Medical Services
- Manatee County Emergency Medical Services
- County of Marin EMS
- Marion County
- Maryland Institute for Emergency Medical Services Systems
- Massachusetts Office of Emergency Medical Services
- Mauston Area Ambulance
- McKinney Fire Department
- Mecklenburg EMS Agency
- MEP (Medical Emergency Partnership) in partnership with SSM Health
- MetroCare Services and Abilene Fire Department
- Michigan Department of Health and Human Services
- Michigan Department of Health and Human Services (MDHHS) / Midland Gladwin MCA
- Michigan Department of Health and Human Services (MDHHS) / West Michigan Regional MCC
- Miramar Fire Rescue Department
- Montana Board of Medical Examiners
- Montgomery County Hospital District
- Mountain West Ambulance
- Muskegon County
- Nash County Emergency Medical Services
- National Emergency Medical Services
- Nebraska Medicine Division of Prehospital and Emergency Medical Services
- Nevada EMS Program
- New Hampshire Bureau of Emergency Medical Services
- New Mexico EMS Bureau
- New York State Department of Health, Bureau of Emergency Medical Services and Trauma Systems
- North Carolina Office of Emergency Medical Services (NC OEMS)
- North Central Oregon EMS Agencies
- Northeast Ohio Regional EMS Protocol Committee
- Northeastern Montana Stat Air Ambulance Cooperative
- Northwest Arkansas Regional EMS
- Northwest Community EMS System
- Northwest Region Emergency Medical Services & Trauma Care Council
- Norton Sound Health Corporation
- Nueces County ESD4
- Oakland County Medical Control Authority
- Ocala/Marion County/The Villages Public Safety EMS
- OCEMS
- Office of the EMS Medical Director for Kansas City, Missouri
- Okaloosa County EMS
- Old Dominion EMS Alliance, Inc.
- Osage Ambulance District
- Palm Beach Gardens Fire Rescue
- Pend Oreille County Emergency Medical Services
- Peninsulas EMS Council, Inc.
- Pennsylvania Department of Health, Bureau of Emergency Medical Services
- Pettis County Ambulance District
- Pinellas County Emergency Medical Services
- Platte Valley Ambulance Service
- Queensland Ambulance Service
- Rappahannock EMS Council
- Region 1 Emergency Medical Services
- Region 11 Chicago EMS System
- Region 4 EMS
- Region One Metropolitan Ambulance Council
- Region One Metropolitan Ambulance Council (MAC)
- Region X EMS
- Regional Emergency Medical Advisory Committee of New York City
- REMSA
- REMSA Sioux Falls
- Reno County Emergency Medical Services
- Rhode Island Department of Health – Center for Emergency Medical Services
- Richland County Emergency Medical Services
- County of Riverside EMS Agency
- Routt County EMS
- Rowan County Emergency Services EMS Division
- Salem Fire Department
- Salt Lake County EMS
- Santa Barbara County Public Health Department
- Santa Cruz County EMS Agency
- Seattle and King County EMS
- Southern Fox Valley EMS System
- Spokane County EMS
- St. Johns County Fire Rescue
- Stanislaus County Emergency Medical Services Agency
- Stanly County EMS
- State Board of Emergency Medical, Fire, and Transportation Services
- State of Hawaiʻi Department of Health, Emergency Medical Services & Injury Prevention System Branch
- State of Nebraska
- Stevens County Emergency Medical Services
- Susquehanna Regional EMS
- Tennessee Emergency Medical Services
- The Williamson County EMS System
- Three Rivers Ambulance Authority & Fort Wayne Fire Department
- Thurston County Medic One
- Tidewater Emergency Medical Services Council, Inc.
- Tippecanoe Emergency Ambulance Service
- Tri-County Emergency Medical Control Authority
- Tri County Emergency Medical Services, Inc.
- UNM EMS Consortium
- Utah Department of Public Safety, Bureau of Emergency Medical Services
- UTSW/Parkland BioTel EMS System
- Vermont Department of Health
- Virgin Islands Fire & Emergency Medical Services
- Wake County EMS System
- Washington County Emergency Medical Services
- Washington State Department of Health
- Weber County Paramedic Program
- West Virginia Department of Health, Office of Emergency Medical Services
- Wilson County Emergency Management Agency
- Wilson County ESD #4
Cite this
United States EMS Protocol Census, Aspirin: n=224 protocols from 188 named agencies / 49 states, as of 2026-10-31