Yes: A dental anesthetic can contribute to symptoms of a headache if the anesthetic is injected into a venous plexus or an artery. Patients with sensitivity to Epinephrine may also report headache type symptoms after receiving a local anesthetic containing epinephrine.
Answered 1/27/2016
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Possible: It's possible that an anesthetic triggers headache but it's more like that dental work itself could cause the headache.
Answered 12/2/2014
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