Magnesium Sulfate for Asthma / bronchospasm
Adult dosing has a median of 2000 mg across 105 published protocols, with the middle half between 2000 and 2000.
1,335 rows are under review across the census and excluded from every number on this page. How that works.
Adultmg
| min | p25 | median | p75 | max |
|---|---|---|---|---|
| 1000 | 2000 | 2000 | 2000 | 2500 |
Values in mg. One value per source (that source's median), so a document listing a drug five times still gets one vote.
Routes
- IV 48%
- IV/IO 48%
United States EMS Protocol Census, n=105 protocols from 91 named agencies / 37 states, updated Sep 2026
Pediatric, weight-basedmg/kg
| min | p25 | median | p75 | max |
|---|---|---|---|---|
| 25 | 25 | 50 | 50 | 75 |
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 61%
- IV 34%
United States EMS Protocol Census, n=65 protocols from 56 named agencies / 30 states, updated Sep 2026
Adult, weight-basedmg/kg
| min | p25 | median | p75 | max |
|---|---|---|---|---|
| 25 | 40 | 50 | 50 | 50 |
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 80%
- IV 20%
United States EMS Protocol Census, n=5 protocols from 4 named agencies / 3 states, updated Sep 2026
Pediatricmg
| min | p25 | median | p75 | max |
|---|---|---|---|---|
| 2000 | 2000 | 2000 | 2000 | 2000 |
Values in mg. One value per source (that source's median), so a document listing a drug five times still gets one vote.
Routes
- IV/IO 80%
- IV 20%
United States EMS Protocol Census, n=5 protocols from 5 named agencies / 4 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.
- Ada County-City Emergency Services System
- Alabama Department of Public Health (ADPH) Office of EMS (OEMS)
- Alabama Department of Public Health Office of Emergency Medical Services
- Anderson County Emergency Medical Services
- Ascension Saint Joseph Hospital EMS System
- BC Emergency Health Services
- Berrien County Medical Control Authority
- BEST EMS
- Bexar County ESD 4 Fire Rescue
- Boulder County Protocol Committee
- Brigham City, Cache County, Logan City, Smithfield Fire Departments
- Brilliant Fire Department
- Cabarrus County EMS
- Campbell County Emergency Medical Service
- Central Arizona Regional EMS
- Central California Emergency Medical Services
- Clark County EMS System
- Cochran County Emergency Medical Services
- Confederated Tribes of Grand Ronde Department of Emergency Services
- County of Riverside Emergency Medical Services Agency
- County of Riverside Emergency Medical Services (EMS) Agency (REMSA)
- Craven, Jones, Pamlico Counties EMS
- Crowley Fire Department
- Daviess County EMS
- Delaware Office of Emergency Medical Services
- Denver Health Paramedic Division
- Denver Metro EMS Medical Directors
- District of Columbia Fire and EMS Department
- Escambia County Emergency Medical Services
- Evansville Fire Department
- Fairfax County Fire and Rescue Department
- Fern Creek Fire and Emergency Medical Services
- FirstHealth of the Carolinas
- Franklin County Emergency Medical Services
- Galveston Area Ambulance Authority
- Giles County EMS
- Greater Miami Valley EMS Council
- Hays County ESD 9 EMS
- Haywood County EMS System
- Houston Fire Department
- Hunt County EMS
- Inland Counties Emergency Medical Agency
- Kentucky Board of Emergency Medical Services
- Lake Cities Fire Department
- Laurens County Emergency Medical Services
- Manatee County Emergency Medical Services
- Maryland Institute for Emergency Medical Services Systems
- Massachusetts Department of Public Health, Office of Emergency Medical Services
- Massachusetts Office of Emergency Medical Services
- Mecklenburg EMS Agency
- MEP (In partnership with SSM Health)
- MEP (Medical Emergency Partnership) in partnership with SSM Health
- Metro Regional EMS
- Metro Regional EMS Consortium
- Michigan Department of Health and Human Services (MDHHS)
- Michigan Department of Health and Human Services (MDHHS) / Berrien County
- 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
- Muskegon County
- Muskogee County EMS
- National Emergency Medical Services
- Nebraska Board of Emergency Medical Services
- Nebraska Medicine Division of Prehospital and Emergency Medical Services
- New Hampshire Bureau of Emergency Medical Services
- New Jersey Department of Health
- New York State Department of Health, Bureau of Emergency Medical Services and Trauma Systems
- Northwest Community EMS System
- Northwest Region Emergency Medical Services & Trauma Care Council
- Oakland County Medical Control Authority (OCMCA)
- Ocala/Marion County Fire Rescue
- Ocala/Marion County/The Villages Public Safety EMS
- Office of the EMS Medical Director for Kansas City, Missouri
- Old Dominion EMS Alliance, Inc.
- Palm Beach Gardens Fire Rescue
- Peninsulas EMS Council, Inc.
- Pettis County Ambulance District
- Pierce County Emergency Medical Services
- Platte Valley Ambulance Service
- Region One Metropolitan Ambulance Council (MAC)
- Region X EMS
- Regional Emergency Medical Advisory Committee of New York City
- Riverside County Emergency Medical Services Agency (REMSA)
- Salt Lake County EMS
- Southern Fox Valley EMS System
- Spokane County EMS
- St. Johns County Fire Rescue
- Susquehanna Regional EMS
- Three Rivers Ambulance Authority & Fort Wayne Fire Department
- Thurston County Medic One
- Tri County Emergency Medical Services, Inc.
- Utah Department of Public Safety, Bureau of Emergency Medical Services
- Vermont Department of Health, Office of Emergency Medical Services
- West Palm Beach Fire Department
- West Virginia Department of Health, Office of Emergency Medical Services
- Wilson County Emergency Management Agency