Furosemide analysis is a laboratory test used to measure the levels of this diuretic drug in the blood. Furosemide is a key medication used to treat conditions such as high blood pressure and fluid retention caused by heart or kidney diseases. The test is performed by drawing a blood sample, which is then analyzed in the laboratory using precise techniques to determine furosemide levels. Measuring these levels helps doctors assess treatment effectiveness, determine the appropriate dose, and monitor for potential side effects. High results may indicate an overdose or interaction with other medications, while low levels may reflect an insufficient dose to achieve the desired therapeutic effect. This test is an important tool in managing patients receiving furosemide therapy, ensuring a balance between effectiveness and safety.