Tranexamic acid formulations

A method of treating menorrhagia, the method comprising:

• orally administering to a patient in need of such treatment a tranexamic acid formulation comprising:
• tranexamic acid or a pharmaceutically acceptable salt thereof;
• and
• a modified release material;
• wherein the tranexamic acid or pharmaceutically acceptable salt thereof is present in an amount from about 50% to about 95% by weight of the formulation;
• wherein the modified release material is present in an amount from about 5% to about 50% by weight of the formulation;
• wherein the formulation is administered as two oral dosage forms, each providing a dose of about 650 mg of tranexamic acid;
• and
• wherein said formulation provides an in-vitro dissolution release rate of the tranexamic acid or pharmaceutically acceptable salt thereof, when measured by a USP 27 Apparatus Type II Paddle Method @ 50 RPM in 900 ml water at 37±0.5° C., of less than about 40% by weight of the tranexamic acid or pharmaceutically acceptable salt thereof released at about 15 minutes, less than about 70% by weight of the tranexamic acid or pharmaceutically acceptable salt thereof released at about 45 minutes and not less than about 50% by weight of the tranexamic acid or pharmaceutically acceptable salt thereof released at about 90 minutes.