The treatment principles of gestational hypertension mainly include: 1) sedation and rest: patients with gestational hypertension should be sedated and rested to prevent blood pressure levels from continuing to rise; 2) antispasmodic treatment: the primary pathological change in patients with gestational hypertension is vasospasm, which can be treated with magnesium sulfate; 3) antihypertensive treatment: if the patient’s blood pressure reaches a certain level, antihypertensive treatment should be considered to adjust the blood pressure to a more desirable range; 4) diuretic treatment: patients with edema, ascites or hydronephrosis should be considered for diuretic treatment; 5) termination of pregnancy: the final treatment is termination of pregnancy.