Displaying 2 results of Piretanide Impurities Piretanide is a diuretic drug used in the treatment of hypertension and edema. However, during the manufacturing process, impurities may be formed which can affect the purity and quality of the drug. These impurities can be potentially harmful and may lead to adverse effects on the patient’s health. Therefore, it is important to monitor and control the levels of Piretanide impurities to ensure the safety and efficacy of the drug.