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
Which of the following GPIIb / IIIa antagonist is / are safe in renal failure? 
Select and explain. 
A. Abciximab, B. Eptifibatide, C. Tirofiban, D. Both 2 & 3
A: Abciximab
Answer: A: Abciximab 
Explanation: Abciximab is safe in renal failure.
Eptifibatide & Tirofiban are excreted through kidneys.