For the following questions, use an ICD-9-CM code book and select the appropriate code(s) for the diagnostic phrases given

Which of the following agents is an antimalarial?

A) metronidazole B) primaquine C) sulfamethoxazole D) saquinavir

Acute liver damage or failure in patients who drink three or more alcoholic drinks per day may be caused if they take:

A) aspirin B) ibuprofen C) cholestyramine D) acetaminophen