Emtricitabine is an antiretroviral medication used to treat HIV infections. However, during its manufacturing process, impurities may be formed. These impurities are unwanted substances that can affect the quality, safety, and efficacy of the medication. Therefore, it is crucial to identify and control these impurities to ensure that the medication is safe and effective for patients. The identification and control of emtricitabine impurities require sophisticated analytical techniques, including high-performance liquid chromatography (
