Answer
Its action begins rapidly after injection into muscle.
Sources for this answer
- Adrenaline (Epinephrine) (1:1000) Injection for Anaphylaxis (glass prefilled syringe) — Current selected SmPCemc · Summary of Product Characteristics
- Adrenaline (Epinephrine) 1mg/ml (1:1000) solution for injection (ampoules) — Current selected SmPCemc · Summary of Product Characteristics
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