A Clinical Study on Treatment of Hyperemesis Gravidarum by Acupuncture at Eight Confluent Points Combined with Auricular Point Pressing

INTERVENTION: Experimental group :Acupuncture combined with auricular point pressing;Control group:Conventional rehydration therapy; CONDITION: Hyperemesis Gravidarum PRIMARY OUTCOME: Pregnancy‐Unique Quantification of Emesis and Nausea (PUQE);Electrolytes; INCLUSION CRITERIA: 1) Meeting the diagnostic criteria of hyperemesis gravidarum in both traditional Chinese and Western medicine. 2) Total PUQE score = 7. 3) Positive urinary ketone bodies. 4) Patients who agree to participate in this clinical study, sign the informed consent form, and can cooperate with the treatment. 5) Pregnant women aged 20–40 years with gestational age less than 14 weeks.