Multiple Choice
Laboratory test results indicate that warfarin anticoagulant therapy is suddenly ineffective in a patient who has been taking the drug for an extended period of time. The nurse suspects an interaction with herbal medications. What type of interaction does the nurse suspect?
A) Antagonistic drug interaction
B) Synergistic drug interaction
C) Idiosyncratic reaction
D) Drug incompatibility
Correct Answer:

Verified
Correct Answer:
Verified
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