另外，通过首先硝化，然后在适当反应条件下还原适当的甾类化合物制备4 -氨基化合物类。
Alternatively, the 4-amino compounds are prepared by first nitration and then reduction of the appropriate steroid under appropriate reaction conditions.
幽门螺杆菌阳性的病人也是要关注的对象，还有那些服用非甾体消炎药的同时还服用血液稀释剂(例如华法令阻凝剂或者抗血小板药物)或甾类化合物的人。
Patients who are H. pylori positive are also at high risk, as are those who take Nsaids while also taking blood thinners (such as warfarin or antiplatelet drugs) or steroids.
幽门螺杆菌阳性的病人也是要关注的对象，还有那些服用非甾体消炎药的同时还服用血液稀释剂(例如华法令阻凝剂或者抗血小板药物)或甾类化合物的人。
Patients who are H. pylori positive are also at high risk, as are those who take Nsaids while also taking blood thinners (such as warfarin or antiplatelet drugs) or steroids.
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