Displaying 10 results of Aztreonam Impurities Aztreonam is a synthetic antibiotic used to treat severe infections. However, during the synthesis process, impurities may be formed which can affect the safety and efficacy of the drug. These impurities can be removed through various purification methods. The identification and quantification of Aztreonam impurities are crucial to ensure the quality and purity of the drug product.