Clinical efficacy observation of common acupuncture combined with Zan acupuncture method in treating acute herpes zoster based on blood turbidity theory

INTERVENTION: Experimental group:Conventional acupuncture combined with Zanci needling, along with standard treatment (valacyclovir hydrochloride and mecobalamin tablets);Control group:Conventional acupuncture along with standard treatment (valacyclovir hydrochloride and mecobalamin tablets); CONDITION: Acute herpes zoster PRIMARY OUTCOME: Visual analogue scales; SECONDARY OUTCOME: Assessment of Herpes Lesions;Herpes Symptom and Sign Score;patient health questionnaire;generalized anxiety disorder‐7;Incidence of postherpetic neuralgia; INCLUSION CRITERIA: (1) Compliance with both traditional Chinese and Western medical diagnostic criteria of Acute herpes zoster; (2) Age range of 18 to 70 years; (3) Onset within 1 week without prior treatment; (4) Voluntary participation and signed informed consent form.