A client is prescribed tiagabine. The nurse understands that this drug works by:
a. blocking sodium to decrease neuron excitability.
b. increasing the inhibitory neurotransmitter GABA.
c. decreasing the level of acetylcholine.
d. increasing the passage of sodium out of the neuron.
ANS: B
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A Incorrect: This is not the drug's action.
B Correct: This is the action of tiagabine.
C Incorrect: This is not the drug's action.
D Incorrect: This is not the drug's action.
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