4 doctors weighed in:

Can I inject topical benzocaine 20% myself?

4 doctors weighed in
Dr. Scott Mackinnon
Anesthesiology
3 doctors agree

In brief: Definitely not

Dont ever do this.
Benzocaine is very toxic to the heart and may cause cardiacarrest. When given topically, within reasonable limits, the concentrations in the blood stay low. Injected, however, a sudden spike in serum concentration may be harmful.

In brief: Definitely not

Dont ever do this.
Benzocaine is very toxic to the heart and may cause cardiacarrest. When given topically, within reasonable limits, the concentrations in the blood stay low. Injected, however, a sudden spike in serum concentration may be harmful.
Dr. Scott Mackinnon
Dr. Scott Mackinnon
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