Tranexamic acid (TXA) is a medication used to treat or prevent excessive blood loss from trauma, surgery, and in various medical conditions including hemophilia and heavy menstrual bleeding. It comes in oral and intravenous forms.
Side effects are uncommon and include gastrointestinal effects, dizziness, fatigue, headache, and hypersensitivity reactions. The medication needs to be used cautiously in people with kidney disease and who are at a high risk for blood clots. Tranexamic is safe to use in pregnant women. However, caution should be used in lactating women. It is an antifibrinolytic.
It was discovered in 1962 by Utako Okamoto and has been on the World Health Organization's List of Essential Medicines, the most important medications needed in a basic health system.

Chemical Name	tranexamic acid
Synonyms	Amstat;Tranexamic acid;Cyclohexanecarboxylic acid, 4-(aminomethyl)-, trans-;trans-4-(Aminomethyl)cyclohexanecarboxylic acid;AMCA,AMCHA,HAKU;
CAS No.	1197-18-8
Molecular Formula	C8H15NO2
Molecular Weight	157.21000
PSA	63.32000
LogP	1.53640

Appearance & Physical State	white crystalline powder
Density	1.096g/cm3
Boiling Point	300.201ºC at 760 mmHg
Melting Point	300ºC
Flash Point	135.357ºC
Refractive Index	1.497
Stability	Stable at room temperature in closed containers under normal storage and handling conditions.
Storage Condition	Refrigerator
Vapor Pressure	0mmHg at 25°C

Hazard Class	3
Safety Statements	S26; S36; S37/39
HS Code	2922499990
WGK Germany	2
Packing Group	II
RIDADR	UN 1993 3/PG 2
Risk Statements	R36/37/38
Hazard Codes	Xi