To perform a Digoxin Test, a blood sample is required. The blood sample is typically obtained through venipuncture, where a healthcare professional collects blood from a vein, usually in the arm. The blood sample is then sent to a laboratory for analysis. It is important to follow any instructions provided by your healthcare provider, such as fasting requirements or medication adjustments, before the test. Additionally, it is crucial to inform the healthcare provider about any medications, supplements, or herbal products you are taking, as they may influence the Digoxin Test results. By ensuring accurate sample collection and providing relevant information, the Digoxin Test can be performed effectively to assess the concentration of Digoxin in the bloodstream.