The NMDA receptor antagonist used clinically for severe or refractory pain is .

Gabapentin acts on GABA receptors.

In the image below Cell A is an example of an cell.

Local anesthetics work by enhancing potassium channel activity in spinal neurons.

Local anesthetics relieve pain by blocking channels in peripheral nerves.

Local anesthetics relieve pain by blocking channels in peripheral nerves.

Analgesia from rTMS over the dlPFC is blocked by the opioid antagonist .

Local anesthetics work by enhancing potassium channel activity in spinal neurons.

NSAIDs reduce pain by inhibiting the enzyme , which produces prostaglandins.

NSAIDs reduce pain by inhibiting the enzyme , which produces prostaglandins.