Where it's made
| Factory | Where | Role | Last FDA inspection |
|---|---|---|---|
| Nippon Sanso Matheson, Inc. | Grimes, IA, United States | Makes it | No problems foundApr 20, 2022 · 2 inspections |
| Nippon Sanso Matheson, Inc. | Burlington, WI, United States | Makes it | Not inspected on record |
| Nippon Sanso Matheson, Inc. | Albuquerque, NM, United States | Makes it | No problems foundMar 2, 2023 · 2 inspections |
| Nippon Sanso Matheson, Inc. | Odessa, TX, United States | Makes it | Problems found, fixed voluntarilyJul 24, 2014 · 1 inspection |
| Nippon Sanso Matheson, Inc. | Mesa, AZ, United States | Makes it | No problems foundNov 29, 2018 · 1 inspection |
| Nippon Sanso Matheson, Inc. | Holland, OH, United States | Makes it | No problems foundFeb 11, 2026 · 2 inspections |
| Nippon Sanso Matheson, Inc. | Chattanooga, TN, United States | Makes it | Not inspected on record |
| Nippon Sanso Matheson, Inc. | Omaha, NE, United States | Makes it | No problems foundOct 20, 2011 · 1 inspection |
| Nippon Sanso Matheson, Inc. | Cincinnati, OH, United States | Makes it | Not inspected on record |
| Nippon Sanso Matheson, Inc. | Lawton, OK, United States | Makes it | Problems found, fixed voluntarilyJun 4, 2026 · 2 inspections |
| Nippon Sanso Matheson, Inc. | Middletown, OH, United States | Makes it | No problems foundSep 26, 2013 · 2 inspections |
| Nippon Sanso Matheson, Inc. | Sioux City, IA, United States | Makes it | No problems foundOct 21, 2014 · 1 inspection |
| Nippon Sanso Matheson, Inc. | Tyler, TX, United States | Makes it | Problems found, fixed voluntarilyDec 10, 2015 · 1 inspection |
| Nippon Sanso Matheson, Inc. | West Point, VA, United States | Makes it | Not inspected on record |
| Nippon Sanso Matheson, Inc. | Irwindale, CA, United States | Makes it | No problems foundOct 19, 2015 · 1 inspection |
| Nippon Sanso Matheson, Inc. | Orlando, FL, United States | Makes it | Not inspected on record |
| Nippon Sanso Matheson, Inc. | Long Beach, CA, United States | Makes it | Not inspected on record |
| Nippon Sanso Matheson, Inc. | Tualatin, OR, United States | Makes it | Problems found, fixed voluntarilyMar 4, 2015 · 1 inspection |
| Nippon Sanso Matheson, Inc. | Kapolei, HI, United States | Makes it | Problems found, fixed voluntarilyJul 8, 2026 · 2 inspections |
| Nippon Sanso Matheson, Inc. | Pass Christian, MS, United States | Makes it | No problems foundSep 3, 2014 · 1 inspection |
| Nippon Sanso Matheson, Inc. | Oak Creek, WI, United States | Makes it | Not inspected on record |
| Nippon Sanso Matheson, Inc. | Dallas, TX, United States | Makes it | Problems found, fixed voluntarilyDec 9, 2022 · 3 inspections |
| Nippon Sanso Matheson, Inc. | Spartanburg, SC, United States | Makes it | No problems foundJan 6, 2015 · 1 inspection |
| Nippon Sanso Matheson, Inc. | San Marcos, CA, United States | Makes it | No problems foundOct 16, 2018 · 1 inspection |
| Nippon Sanso Matheson, Inc. | Lakeland, FL, United States | Makes it | No problems foundAug 29, 2014 · 1 inspection |
| Nippon Sanso Matheson, Inc. | Dickinson, ND, United States | Makes it | No problems foundDec 2, 2013 · 1 inspection |
| Nippon Sanso Matheson, Inc. | Aberdeen, SD, United States | Makes it | No problems foundMay 19, 2015 · 1 inspection |
| Nippon Sanso Matheson, Inc. | Rancho Cucamonga, CA, United States | Makes it | Not inspected on record |
| Nippon Sanso Matheson, Inc. | Twinsburg, OH, United States | Makes it | Not inspected on record |
| Nippon Sanso Matheson, Inc. | Irving, TX, United States | Makes it | Problems found, fixed voluntarilyApr 17, 2014 · 1 inspection |
| Nippon Sanso Matheson, Inc. | Waverly, NE, United States | Makes it | No problems foundJun 19, 2013 · 1 inspection |
| Nippon Sanso Matheson, Inc. | Greensburg, PA, United States | Makes it | No problems foundAug 1, 2014 · 1 inspection |
| Nippon Sanso Matheson, Inc. | Norfolk, NE, United States | Makes it | Not inspected on record |
| Nippon Sanso Matheson, Inc. | Cayce, SC, United States | Makes it | Not inspected on record |
| Nippon Sanso Matheson, Inc. | Miami, FL, United States | Makes it | Not inspected on record |
| Nippon Sanso Matheson, Inc. | Austin, TX, United States | Makes it | Not inspected on record |
| Nippon Sanso Matheson, Inc. | Phoenix, AZ, United States | Makes it | Not inspected on record |
| Nippon Sanso Matheson, Inc. | Feura Bush, NY, United States | Makes it | No problems foundSep 25, 2026 · 2 inspections |
| Nippon Sanso Matheson, Inc. | San Antonio, TX, United States | Makes it | Not inspected on record |
| Nippon Sanso Matheson, Inc. | Waxahachie, TX, United States | Makes it | Problems found, fixed voluntarilyJan 27, 2014 · 1 inspection |
| Nippon Sanso Matheson, Inc. | Jupiter, FL, United States | Makes it | No problems foundNov 14, 2017 · 1 inspection |
| Nippon Sanso Matheson, Inc. | Saint Marys, PA, United States | Makes it | No problems foundJul 29, 2026 · 2 inspections |
| Nippon Sanso Matheson, Inc. | San Antonio, TX, United States | Makes it | Not inspected on record |
| Nippon Sanso Matheson, Inc. | Newark, CA, United States | Makes it | Not inspected on record |
| Nippon Sanso Matheson, Inc. | Gaston, SC, United States | Makes it | No problems foundAug 21, 2014 · 1 inspection |
| Nippon Sanso Matheson, Inc. | Houston, TX, United States | Makes it | No problems foundDec 17, 2014 · 1 inspection |
| Nippon Sanso Matheson, Inc. | Vacaville, CA, United States | Makes it | No problems foundAug 18, 2010 · 1 inspection |
| Nippon Sanso Matheson, Inc. | West Sacramento, CA, United States | Makes it | Not inspected on record |
| Nippon Sanso Matheson, Inc. | Charleston, WV, United States | Makes it | No problems foundAug 18, 2016 · 2 inspections |
| Nippon Sanso Matheson, Inc. | Bangor, ME, United States | Makes it | Problems found, fixed voluntarilyApr 5, 2017 · 1 inspection |
| Nippon Sanso Matheson, Inc. | Wake Forest, NC, United States | Makes it | No problems foundJul 19, 2018 · 2 inspections |
| Nippon Sanso Matheson, Inc. | Carrollton, KY, United States | Makes it | No problems foundSep 9, 2015 · 2 inspections |
| Nippon Sanso Matheson, Inc. | Mulberry, AR, United States | Makes it | No problems foundMar 6, 2014 · 1 inspection |
| Nippon Sanso Matheson, Inc. | Pittsboro, IN, United States | Makes it | Not inspected on record |
| Nippon Sanso Matheson, Inc. | Waverly, NE, United States | Makes it | No problems foundSep 7, 2023 · 2 inspections |
| Nippon Sanso Matheson, Inc. | Mapleton, IL, United States | Makes it | No problems foundApr 27, 2012 · 1 inspection |
| Nippon Sanso Matheson, Inc. | Stafford, TX, United States | Makes it | No problems foundFeb 13, 2015 · 1 inspection |
| Nippon Sanso Matheson, Inc. | Denver, CO, United States | Makes it | Not inspected on record |
| Nippon Sanso Matheson, Inc. | Vernon, CA, United States | Makes it | Problems found, fixed voluntarilyMar 11, 2022 · 3 inspections |
| Nippon Sanso Matheson, Inc. | Santa Rosa, CA, United States | Makes it | Not inspected on record |
| Nippon Sanso Matheson, Inc. | Manassas Park, VA, United States | Makes it | No problems foundOct 5, 2010 · 1 inspection |
| Nippon Sanso Matheson, Inc. | Eagan, MN, United States | Makes it | No problems foundDec 5, 2012 · 2 inspections |
| Nippon Sanso Matheson, Inc. | South Portland, ME, United States | Makes it | No problems foundFeb 22, 2013 · 1 inspection |
| Nippon Sanso Matheson, Inc. | Martins Ferry, OH, United States | Makes it | No problems foundJun 3, 2015 · 1 inspection |
| Nippon Sanso Matheson, Inc. | Sparks, NV, United States | Makes it | Not inspected on record |
| Nippon Sanso Matheson, Inc. | Spirit Lake, IA, United States | Makes it | Not inspected on record |
| Nippon Sanso Matheson, Inc. | Albany, OR, United States | Makes it | Problems found, fixed voluntarilyFeb 10, 2017 · 1 inspection |
| Nippon Sanso Matheson, Inc. | Mankato, MN, United States | Makes it | Not inspected on record |
Product details
- Generic drug
- Nitrogen: every company that makes it
- Form
- gas, respiratory (inhalation)
- Strength
- 992 mL per 1 L
- Approval
- NDA NDA205891
- On the market since
- Jan 1, 1987
- Package NDCs
55037-201-0155037-201-0255037-201-0355037-201-0455037-201-0555037-201-0655037-201-0755037-201-0855037-201-0955037-201-1055037-201-1155037-201-12- Official label
- DailyMed (National Library of Medicine), updated Oct 1, 2026
Got it by mail or from a pharmacy you don't know? Look the pharmacy up on Who Filled My Rx?