A client is prescribed an opioid analgesic. The nurse is teaching the client a about the need to avoid ingesting alcohol with the drug to prevent an interaction which would potentiate the effects of the analgesic. The nurse is describing which event?
A) Synergism
B) Antagonism
C) Incompatiblity
D) Tolerance
Ans: A
Feedback:
When one drug potentiates the effect of another drug when taken together, synergism occurs. Antagonism occurs when the effects of one drug are decreased by another drug. Incompatibility occurs when a drug precipitates from solutions, or becomes chemically inactive, if mixed with other medications. Tolerance to a medication occurs when a patient develops a decreased response to the drug, requiring an increased dosage to achieve the therapeutic effects.
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