 <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]  Read the Patient Information Leaflet if available from your pharmacist before you start using immune globulin/hyaluronidase and each time you get a refill. If you have any questions, ask your doctor or pharmacist. This medication is given slowly by injection under the skin (subcutaneous infusion) in the abdomen or thigh as directed by your doctor, usually every 3 to 4 weeks. Hyaluronidase should be injected first followed by immune globulin. Do not inject this medication into a blood vessel. The dosage is based on your medical condition, weight, and response to treatment. If you are using this medication at home, learn all preparation and usage instructions from your health care professional and the product package. Before using, check this product visually for particles or discoloration. If either is present, do not use the liquid. Let the medication vials come to room temperature before use. Do not shake the vials. Before injecting each dose, clean the injection site(s) with rubbing alcohol. Change the injection site(s) each time to lessen injury under the skin. Do not inject into bony areas or any areas of the skin that are infected, scarred or swollen. Learn how to store and discard medical supplies safely. To reduce </s>