About tranexamic acid
Antifibrinolytic medicine
Used for
- Prevention or treatment of bleeding, including surgery-related bleeding
- Heavy menstrual bleeding
- Bleeding associated with dental procedures in people with bleeding disorders
Usual adult dose
Usually 10 mg/kg by slow intravenous injection every 6–8 hours, adjusted to the condition and kidney function.
Usual dose in children
For selected bleeding conditions, usually 10 mg/kg by slow intravenous injection every 6–8 hours; specialist-directed.
Common side effects
- Nausea, vomiting, or diarrhea
- Low blood pressure if injected too quickly
- Visual disturbances
- Rarely, blood clots or seizures
Important warnings
- Give intravenously only; rapid injection can cause low blood pressure.
- Kidney impairment may require dose reduction.
- Avoid or use specialist guidance with active blood clots or history of thrombosis.
- Seek urgent care for sudden vision changes, chest pain, or one-sided leg swelling.
Pregnancy
Use only when clearly needed; evidence is limited, and the reason for treatment should be assessed by a clinician.
Breastfeeding
Small amounts enter breast milk; use when needed with clinical guidance.
Interactions
- Estrogen-containing contraceptives may increase blood-clot risk.
- Other medicines that promote clotting may increase clot risk.
- Factor IX complex concentrates may increase clot risk.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.