The Effectiveness and Safety of Acupuncture for Uremic Pruritus in Maintenance Hemodialysis Patients

INTERVENTION: Acupuncture Treatment Group:Acupuncture at Quchi, Xuehai, Hegu, Zusanli, Sanyinjiao, Shaohai, Yuye,angu, Guanyuan, Qihai and other ten acupoints. And oral loratadine.;Blank Control Group:Oral loratadine; CONDITION: Uremic Pruritus (Uremic Pruritus in Maintenance Hemodialysis Patients) PRIMARY OUTCOME: Visual Analog Scale (VAS); SECONDARY OUTCOME: Laboratory parameters;Every week Skindex‐10;Every week 5‐D;Every week PSQI;Every week Visual Analog Scale (VAS); INCLUSION CRITERIA: (1) Aged between 18 and 85 years; (2) Have undergone maintenance hemodialysis for more than 3 months, with a dialysis frequency of three times per week; (3) Have experienced pruritus for over 6 months, meeting the diagnostic criteria for uremic pruritus; (4) Patients have provided signed informed consent and fully understand the trial details.