21.既涌吐痰涎，又截瘧的藥物是(     )

A.檳榔                                 B.青蒿

C.常山                                 D.生首烏

22.既破氣消積，又化痰除痞的藥物是(     )

A.枳實(shí)                                 B.青皮

C.香附                                 D.川楝子

23.主治腎虛陽(yáng)痿及虛寒便秘的藥物是(     )

A.硫黃                                 B.杜仲

C.雄黃                                 D.巴戟天

24.善治米面薯芋類(lèi)積滯的藥物是(     )

A.神曲                                 B.麥芽

C.山楂                                 D.雞內(nèi)金

25.最適用于小兒蛔蟲(chóng)病的藥物是(     )

A.使君子                               B.檳榔

C.苦楝皮                               D.南瓜子

26.具有解毒、清肺化痰作用的藥物是(     )

A.瓜蔞                                 B.半夏

C.大蒜                                 D.硼砂

27.治療血熱所致之痔血、便血，宜首選的藥物是(     )

A.小薊                                 B.大薊

C.槐花                                 D.茜草

28.既活血調(diào)經(jīng)，又補(bǔ)血調(diào)經(jīng)的藥物是(     )

A.紅花                                 B.丹參

C.桃仁                                 D.雞血藤

29.善治頭面部疾患，祛風(fēng)痰解痙的藥物是(     )

A.半夏                                 B.桔梗

C.禹白附                               D.白芥子

30.龍骨入煎劑應(yīng)采取的煎煮方式是(     )

A.先煎                                 B.包煎

C.另煎                                 D.沖服