Stellate Ganglion Block in Herpes Zoster

"While the patient is in a supine position with slight neck extension and rotation to the contralateral side, in-plane ultrasound guided stellate ganglion block will be performed with injection of 7 ml injectate (6ml bupivicain 0.25%+ 1 ml methylpredinosolone 40mg).~Each patient will receive:~* Acyclovir 800 mg orally every 5 times per day 7 days.~* Pregabalin start with 50 mg orally every 8hours for 7 days then increase to 150 mg every 12 hours"

"The patient will be positioned supine with slight neck extension and rotation to the contralateral side. Under US guidance, a sham stellate ganglion block will be performed with injection of a 1ml injectate of normal saline will be done while observing the dissection between the carotid artery and the longus colli muscle.~Each patient will receive:~* Acyclovir 800 mg orally every 5 times per day for 7 days.~* Pregabalin start with 50 mg orally every 8hours for 7 days then increase to 150 mg every 12 hours"