预防性的

Objective To evaluate the efficiency of putting nasointestinal tube (NIT) in high risk patients with gastroplegia.

摘要目的评预防置入鼻肠管在胃瘫高危人群的作用。

Prophylactic urethrectomy is also performed in patients at high risk for recurrence, and is usually advocated for men with TCC of the prostatic stroma.

高复发风险的病患也会进行预防尿道切除，通常是用于前列基质TCC病患。

Unless there are otherwise state provisions on management of stupefacient, psychotropic drugs，toxic drugs for medical treatment, and preventive biological produce, those provisions shall be followed.

国家对经营麻醉药品、精神药品、医疗用毒药品、预防生物制品另有规定的，从其规定。