问题 问答题 简答题

缓释制剂和控释制剂的特点分别是什么?

答案

参考答案:

缓释制剂的特点是减少服药次数,减少用药总剂量;保持平稳的血药浓度,避免峰谷现象,释药动力学模型为一级。控释制剂的特点是恒速释药,减少了服药次数;保持稳态血药浓度,避免峰谷现象;可避免某些药物引起中毒,释药动力学模型为零级。

完形填空
完形填空。
     One day Mark Twain was invited to __1__ a talk in a small town, He met a young man, one of his
friends. The young man said that he had an uncle, his uncle __2__ laughed or smiled. "you bring your
uncle to my talk tonight," said Mark Twain. "I'm sure I can make him laugh."That evening the young man
and his uncle sat __3__ the front. Mark Twain told several funny stories. __4__ made everyone in the
room laugh. But the old man never __5__ smiled. Mark Twain told __6__ funny stories, but the old man
still kept __7__. Finally, he stopped. He felt very tired and gave up.__8__ later, Mark Twain told a
friend of his about __9__ had happened, "Oh", said his friend, "I know that old man. He has been _10__
for years."
( ) 1. A. give      
( ) 2. A. often      
( ) 3. A. in        
( ) 4. A. those      
( ) 5. A. even      
( ) 6. A. most      
( ) 7. A. quietly    
( ) 8. A. these days
( ) 9. A. which      
( ) 10. A. foolish  
B. send      
B. sometimes
B. with      
B. this      
B. ever      
B. more      
B. quite    
B. some days
B. how      
B. deaf(聋)  
C. make      
C. never      
C. on        
C. these      
C. still      
C. much      
C. quiet      
C. other days
C. what      
C. blind      
D. work      
D. always    
D. at        
D. that      
D. yet        
D. the most  
D. laughing  
D. those days
D. that      
D. dead      
单项选择题