Amoxicillin is a broad-spectrum antibiotic used to treat bacterial infections. However, during its manufacturing process, various impurities can be introduced, which may affect the quality and safety of the drug. Some of the common impurities found in amoxicillin include related substances, residual solvents, and degradation products. These impurities can impact the drug's potency, stability, and safety, and therefore, strict quality control measures are necessary to ensure the purity and efficacy of amoxicillin.