4 doctors weighed in:

How long can epinephrine affect your heart?

4 doctors weighed in
Dr. Joseph Mele
Surgery - Plastics
3 doctors agree

In brief: A few minutes

The half-life of Epinephrine is about 2 minutes.
We constantly release small amounts. This is increased by the "fight or flight" reflex, and when administered medically. The most common use is in local anesthesia, and the effects wear off quickly.

In brief: A few minutes

The half-life of Epinephrine is about 2 minutes.
We constantly release small amounts. This is increased by the "fight or flight" reflex, and when administered medically. The most common use is in local anesthesia, and the effects wear off quickly.
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