下列药物中治疗急性牙周脓肿效果较好的是
A.四环素
B.多西环素
C.米诺环素
D.罗红霉素
E.羟氨苄青霉素
参考答案:D
-__________?
-She's kind and friendly.[ ]
A. How does she like
B. What is she like
C. What does she like
D. What is she look like
喷他佐辛(镇痛新)与吗啡比较,下列哪项是错误的()
A.镇痛新镇痛效力较吗啡弱
B.镇痛新呼吸抑制较吗啡弱
C.镇痛新大剂量可致血压升高
D.镇痛新成瘾性与吗啡相似
E.既具有阿片受体激动剂作用又有弱的拮抗作用