TENS unit Cefaly is no longer available in the US

This post explains how lidocaine, beyond its traditional use as a local anesthetic, can be given by IV or directly into the middle meningeal artery to help break severe, treatment-resistant migraines, with early studies showing promising relief and generally mild, manageable side effects.

It is long overue to make triptans available without a prescription, like in the rest of the world.