Mirogabalin is a pharmaceutical drug used as a treatment for neuropathic pain. Impurities in Mirogabalin refer to any substance that is present in the drug but is not the desired active ingredient. These impurities can affect the potency, safety, and stability of the drug, and it is important to ensure that they are minimized during the drug manufacturing process. Various analytical methods are used to detect and quantify Mirogabalin impurities to ensure the drug's quality and efficacy.