One of the most common causes of low potassium, known as hypokalemia, is treatment with diuretics. Lasix is categorized as a loop diuretic and affects the reabsorption of potassium in the kidney. Potassium is a very important electrolyte because it is essential for our muscles to function, including the heart muscle.
Potassium also plays an important role in the functioning of our kidneys.
Therefore, it is necessary to replace the amount of potassium that is lost while we are taking a diuretic such as Lasix. Your doctor will determine the amount of potassium that your body requires. It is very important to take you potassium supplements exactly as prescribed. Here are some guidelines in taking over the counter pain medications. Do not use over the counter pain relievers for more then 20 days for pain or 3 days for fever without consulting a physician.