What is Tranexamic Acid: Uses, Warnings & Interactions

Updated May 14, 2025  •  Published Dec 30, 2020

Tranexamic Acid overview

BRAND NAMES:

  • Tranexamic Acid, Lysteda

Generic Names:

  • Tranexamic Acid

Uses:

  • Treats heavy monthly periods (menstrual cycles) in women.

Therapeutic Classes:

  • Hemostatic

Forms:

  • Tablet

How it’s taken:

  • By mouth

What is Tranexamic Acid used for?

What form(s) does Tranexamic Acid come in

  • Tablet

What are common Tranexamic Acid doses?

  • Tablet 650MG

  • Vial 10ML of 1000MG/10ML

  • Bottle 1GM of

  • Bottle 50GM of

Common Tranexamic Acid prescriptions

  • Tranexamic Acid
    10ml of 1000mg/10ml ampule

  • Tranexamic Acid
    650mg tablet

  • Tranexamic Acid
    10ml of 1000mg/10ml vial

How to take Tranexamic Acid

  • Read and follow the patient instructions that come with this medicine. Talk to your doctor or pharmacist if you have any questions.

  • Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light.

  • Missed dose: If you miss a dose or forget to use your medicine, use it as soon as you can. Wait at least 6 hours before you take another dose. Do not use extra medicine to make up for a missed dose.

  • Your doctor will tell you how much medicine to use. Do not use more than directed.

  • Start taking this medicine when your monthly period starts. Do not take this medicine for more than 5 days during your period. Do not take more than 6 tablets in one day.

  • Swallow the tablet whole with liquids. Do not break, crush, or chew it.

  • Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light.

  • Swallow the tablet whole with liquids. Do not break, crush, or chew it.

  • Read and follow the patient instructions that come with this medicine. Talk to your doctor or pharmacist if you have any questions.

  • Your doctor will tell you how much medicine to use. Do not use more than directed.

  • Start taking this medicine when your monthly period starts. Do not take this medicine for more than 5 days during your period. Do not take more than 6 tablets in one day.

  • Missed dose: If you miss a dose or forget to use your medicine, use it as soon as you can. Wait at least 6 hours before you take another dose. Do not use extra medicine to make up for a missed dose.

What to do if you miss a dose of Tranexamic Acid

Tranexamic Acid contraindications

  • This medicine is not right for everyone. Do not use if you had an allergic reaction to tranexamic acid, or if you have blood clot problems or a history of blood clots.

Tranexamic Acid warnings

  • If this medicine does not reduce your bleeding after 2 menstrual cycles or if it seems to stop working, check with your doctor.

  • Your doctor will check your progress and the effects of this medicine at regular visits. Keep all appointments.

  • This medicine may cause the following problems:Higher risk of blood clots (which can lead to heart attack or stroke) when used with hormone birth control, such as pills or a patch Eye and vision problems

  • Tell your doctor if you are pregnant or breastfeeding, or if you have kidney disease, bleeding problems, or leukemia.

  • Unusual bleeding, bruising, or weakness

  • Keep all medicine out of the reach of children. Never share your medicine with anyone.

Tranexamic Acid interactions

  • Keep all medicine out of the reach of children. Never share your medicine with anyone.

  • Your doctor will check your progress and the effects of this medicine at regular visits. Keep all appointments.

  • Some medicines and foods can affect how tranexamic acid works. Tell your doctor if you are using oral tretinoin or a medicine that changes how your blood clots, such as factor IX.

  • If this medicine does not reduce your bleeding after 2 menstrual cycles or if it seems to stop working, check with your doctor.

  • Do not use this medicine together with birth control that uses hormones, such as pills or a vaginal ring.

Tranexamic Acid side effects

Serious Side Effects

  • Unusual bleeding, bruising, or weakness

  • Numbness or weakness on one side of your body, sudden or severe headache, problems with vision, speech, or walking

  • Pain in your lower leg

  • Allergic reaction: Itching or hives, swelling in your face or hands, swelling or tingling in your mouth or throat, chest tightness, trouble breathing

  • Chest pain, trouble breathing, or coughing up blood

  • Trouble seeing, vision changes

Less Serious Side Effects

  • Muscle, joint, or back pain

  • Runny or stuffy nose

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