Here is a migraine headache therapy that works on the same principle. https://www.gammacore.com/ https://www.gammacore.com/ It’s really difficult to get presc

Here is a migraine headache therapy that works on the same principle. https://www.gammacore.com/ https://www.gammacore.com/ It’s really difficult to get prescription and insurance to line up and then they mail you a RFID card that you scan to “refill” the device.