Loprazolam Impurities are the by-products that may be present in the Loprazolam drug substance or drug product. These impurities can be formed during the synthesis or storage of the drug and can affect the safety and efficacy of the drug. It is important to monitor and control the levels of these impurities to ensure the quality of the drug product. Some of the known Loprazolam Impurities include N-Desmethyl-Loprazolam and N-Oxide-Loprazolam. Proper identification and quantification of these impurities are critical in drug development and quality control.