This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pharmacology
[{'content': 'Which of the following antiepileptic agents acts on the GABAergic system to decrease the uptake of GABA into neurons and glial cells ? \nSelect and explain. \nA. Vigabatrin, B. Progabide, C. Gabapentin, D. Tiagabine', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]