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
All are topical hemostatic agents except? 
Select and explain. 
A. Bone wax & patty, B. HemCon bandage, C. Quikclot, D. Fixclot
D: Fixclot
Answer: D: Fixclot 
Explanation: Ans. D. Fixclot Topical hemostatic agents are used when surgical hemostasis is inadequate or impractical. The majority of routine, elective operations are performed in patients with normal hemostasis and with minimal blood loss.The two main categories of topical hemostatic agents are physical agents, which promote hemostasis using a passive substrate, and biologically active agents, which enhance coagulation at the bleeding site