Disprin Pain Relieving 81 Mg Tablet Contain Acetylsalicylic Acid, Which In Low Doses Belong To A Group Of Medicines Called Anti-Platelet Agents. That Causes The Blood To Clot And Are Involved In Thrombosis Disprin 81 Tablets Are Taken To Reduce The Risk Of Blood Clots Forming And Thereby Prevent Further Heart Attacks, Strokes, Cardiovascular Problems In Patients Who Suffer From Stable Or Unstable Angina Type Of Chest Pain.