Thalidomide Life Threatening Hypokalemia

Normal serum potassium levels range from 3.5 to 5 mEq/L; however, certain illnesses, and dietary deficiencies and medication can lead to potassium imbalances in the body. Thalidomide was teratrogenic but it has reemerged in the market. Thalidomide has anti-angiogenic and immunomodulatory properties. Low-dose thalidomide significantly reduced the cough and also improved the patients' quality of life but it can cause hypokalemia .We present to you a case of interstitial lung disease taking thalidomide in low dose for her intractable cough suffering from severe hypokalemia