What causes hypokalemia? Well, the body is trying to DITCH potassium, so remember "DITCH" as your memory trick for some of the main causes of hypokalemia! ➡️ D - Drugs (think laxatives, diuretics, corticosteroids) ➡️ I - Inadequate K intake (think NPO, poor diet, eating disorders, alcoholism) ➡️ T - Too much water (think polydipsia, excessive IV fluid administration) ➡️ C - Cushing's disease (too much cortisol, retention of sodium/water, secretion of K ) ➡️ H - Heavy fluid loss (think vomiting,