The National Alert Network (NAN) describes three cases of accidental administration of intrathecal tranexamic acid instead of local anesthetics, resulting in seizures. The top caps of vials for tranexamic acid and many local anesthetics have a similar or equal blue color (see Figure).
The Institute for Safe Medication Practices (ISMP) published an article in early May 2020 describing concerns of accidental tranexamic administration, linked below.
Full Article PDF: HERE
May 23rd 2020 ISMP Article: Dangerous Wrong-Route Errors with Tranexamic Acid—A Major Cause for Concern