aminocaproic acid

noun

ami·​no·​ca·​pro·​ic acid ə-ˌmē-nō-kə-ˌprō-ik- 

: a drug C₆H₁₃NO₂ that inhibits the breakdown of fibrin by blocking the activation of plasminogen and is used to control bleeding (as during surgery) especially in cases where blood clots are broken down too quickly

Note: Aminocaproic acid is a chemical analog of lysine and is marketed under the trademark Amicar.