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ruthayak ruthayak
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Posts: 580
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6 years ago
Which of the following drugs is an expectorant?
 
  a. codeine
  b. morphine
  c. dextromethorphan
  d. guaifesnesin
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derrickpate22derrickpate22
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6 years ago
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ruthayak Author
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6 years ago
You make an excellent tutor!
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Yesterday
Thank you, thank you, thank you!
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2 hours ago
Helped a lot
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