The nurse should review the serum electrolytes values.
The patient may experience weakness and irregular heart rate. With the use of loop diuretics to prevent the accumulation of fluids in the body. One of the side effects of loop diuretics are low blood levels of potassium, sodium, magnesium and can also cause confusion. On the other hand, digitalis is use to increase the blood flow in the body and prevent the swelling of the joints in the extremities.