IN CASE OF PATIENTS ON DIURETIC THERAPY ESPECIALLY BY THIAZIES AND LOOP DIURETICS, HYPOKALAEMIA IS A VERY COMMON COMPLICATION DUE TO INCREASED POTASSIUM LOSS. THIS IS ESPECIALLY IMPORTANT IN CARDIAC PATIENTS AND INFANTS BEING TREATED FOR DEHYDRATION IN VIEW OF RISK OF ARRHYTHMIAS PARALYTIC ILEUS AND CNS COMPLICATIONS. THIS RISK IS EVEN MORE IMPORTANT WHEN DIURETICS ARE BEING USED ALONG WITH DIGOXIN.