Answer
Adrenaline has a plasma half-life of about 2–3 minutes, although local vasoconstriction after subcutaneous or intramuscular injection may delay absorption and prolong its effects beyond what the half-life suggests.
Sources for this answer
- Adrenaline (Epinephrine) Injection BP 1 in 1000hameln pharma ltd · emc · SmPC §5.2 Pharmacokinetic properties · Version 13Document updated
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