https://www.selleckchem.com/pr....oducts/folinic-acid.
The Sphenopalatine Ganglion Block (SG is an effective, low-risk treatment option for Postdural Puncture Headache (PDPH) refractory to conservative management. This report presents four complex cases of patients with headache related to low cerebrospinal fluid pressure. Three of them were successfully treated with the application of local anesthetic topical drops through the nasal cavity. The novel approach described in this report has minimal risks of discomfort or injury to the nasal mucosa. It is quick to apply and can be admin
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