 <s>[INST] Always assist with care, respect, and truth. Respond with utmost utility yet securely. Avoid harmful, unethical, prejudiced, or negative content. Ensure replies promote fairness and positivity. [/INST] such as kidney tests, blood mineral levels such as potassium) should be done while you are taking this medication. Keep all medical and lab appointments.  Missed Dose Not applicable.  Storage Not applicable. This medication is given in a hospital or clinic and will not be stored at home.The uses of C1 Esterase Inhibitor Intravenous: This medication is used to help prevent swelling problems that occur with a certain immune disease passed down through families (hereditary angioedema-HAE). HAE is caused by low levels or improper function of a natural substance produced by the body (C1-inhibitor). Symptoms such as rapid swelling of the hands, feet, limbs, face, tongue, or throat can occur. Swelling of the intestinal tract may cause symptoms such as abdominal cramps, diarrhea, or vomiting. Attacks of swelling may occur without reason. However, anxiety, stress, sickness, and surgery may trigger attacks in some people. This medication increases the level of C1-inhibitor to help prevent attacks of sudden swelling due to hereditary angioedema. How to use C1 esterase inhibitor intravenous Read the Patient Information Leaflet and Instructions for Use if available from your pharmacist before you </s>