If your cycle is regular, or if you are considering a pregnancy, then tablets such as Tranexamic Acid and Mefenamic Acid taken during a period may be helpful in reducing the amount of bleeding. Tranexamic acid works to slow down blood clot breakdown. Mefenamic Acid (Ponstan) is an anti-inflammatory medicine.

What does Ponstan do for periods?

PONSTAN is used to relieve the symptoms of period pain and treat heavy periods. sprains, strains and tendonitis • dental pain. PONSTAN containing mefenamic acid belongs to a group of medicines called Non-Steroidal Anti- Inflammatory Drugs (or NSAIDs). These medicines work by relieving pain and inflammation.

Can mefenamic acid stop bleeding?

Mefenamic acid works by reducing hormones called prostaglandins in the lining of your uterus (womb). These hormones can cause heavy periods and period pain. Mefenamic acid helps to ease period pain and reduce heavy bleeding from periods, but does not reduce the number of days the period lasts.