Adrenaline IM
- >12 y
- 0.5 mg (0.5 mL of 1:1000)
- 6–12 y
- 0.3 mg
- 6 m–6 y
- 0.15 mg
- <6 m
- 0.1–0.15 mg
Supportive
- High-flow O₂
- Lay flat, legs up (sit if SOB)
- Crystalloid 500–1000 mL (20 mL/kg paeds)
- Repeat adrenaline every 5 min
Refractory
- IV adrenaline 0.05–0.5 mcg/kg/min
- Nebulised adrenaline if stridor
- Glucagon 1 mg IV if on β-blocker
After
- Tryptase at 0, 1–2 h, ≥24 h
- Observe ≥6 h
- 2 auto-injectors + allergy referral
