Back to antidote fact sheets
Print Friendly, PDF & Email
Fact sheet header Fact sheet header

Sodium Nitrite

Presentation

300mg in 10mL ampoule

*SAS*

Role

  • Management of severe cyanide poisoning evidenced by altered level of consciousness, seizures, hypotension or significant acidosis.
  • Given in conjunction with sodium thiosulphate in moderate to severe toxicity, where hydroxocobalamin (Cyanokit 5g) is not available.
Sodium Nitrite Injection
  • ALERT – Consultation with a clinical toxicologist is recommended through the local toxicology service or Poisons Information Centre 13 11 26.

Dose

300mg IV over 5 minutes (children 4-10mg/kg), repeat half of this dose at 30mins if no clinical improvement.

Stocking recommendations

Tertiary centre Regional centre Rural centre Remote centre

0 – 5 ampoules

0 – 5 ampoules 0 – 2 ampoules 0 ampoules

Rationale

If available, hydroxocobalamin (Cyanokit 5g) is the preferred antidote for cyanide poisoning. Sodium thiosulfate plus sodium nitrite are an acceptable alternative if hydroxocobalamin is unavailable.

Disclaimer

Fact sheet developed by Queensland Poisons Information Centre, Updated: July 2020.

This fact sheet is about the use of these antidotes in Australia, and may not apply to other countries. Children’s Health Queensland Hospital and Health Service cannot be held responsible for the accuracy of information, omissions of information, or any actions that may be taken as a consequence of reading this fact sheet.

CHQ