This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Central Nervous system, Subject name: Pharmacology
[{'content': 'Which of the following antiepileptic agents acts on the GABA ergic 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: Tiagabine is an inhibitor of GAT-1(GABA-transpoer). Ref: KD Tripathi 8th ed.', 'role': 'assistant'}]