Description: Tranexamic Acid works by preventing the breakdown of blood clots, which helps to control excessive bleeding. It has antifibrinolytic effects.Mefenamic Acid (found naturally in plants), also known as Fenamates, has been used for decades to treat pain and inflammation associated with minor injuries such as sprains and arthritis. Research on the anti-inflammatory properties of mefenamic acid continues today in hopes of finding better treatments for many conditions.