Gamithromycin Impurities refer to any substances or compounds that are present in gamithromycin pharmaceutical products but are not intended to be there. These impurities can affect the purity, quality, and safety of gamithromycin products, and may also impact the efficacy of the drug. Therefore, it is important to monitor and control the levels of gamithromycin impurities to ensure that the product is safe and effective for patients.