An SPG block is a procedure where medication is injected near a cluster of nerves behind the nose to treat migraine headaches, particularly when other treatments are ineffective. The procedure can be ...
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Sphenopalatine Ganglion (SPG) Block: What It Is, and How It’s Used to Treat Headaches
Sphenopalatine ganglion (SPG) nerve block is a bit of a tongue twister, but it’s actually a simple treatment that can deliver big results for some people with migraine and other types of severe ...
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