Displaying 4 results of Alendronic Acid Impurities Alendronic acid impurities are substances that can be present in pharmaceutical formulations of alendronic acid, a medication used to treat osteoporosis. These impurities can be generated during the manufacturing process or can be present as contaminants from raw materials. The presence of impurities can negatively impact the efficacy and safety of the medication, and therefore their identification and characterization is essential for quality control and regulatory compliance.