 <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]  twice a day. If you are using this medication at home, learn all preparation and usage instructions from your health care professional. Use this medication regularly to get the most benefit from it. To help you remember, use it at the same times each day. If you have any questions about using this medication properly, consult your doctor or pharmacist. Before using, check this product visually for particles or discoloration. If either is present, do not use the liquid. Learn how to store and discard needles and medical supplies safely. Consult your pharmacist for more details. Limit drinking of water and other fluids while using this medication, especially in children and older adults. Consult your doctor for details. If you find that you are drinking more fluids than directed, tell your doctor right away. Your treatment will need to be adjusted. Dosage is based on your medical condition and response to treatment. Do not use more desmopressin or use it more often than prescribed. Tell your doctor if your condition does not improve or if this medication stops working well.The side effects of DDAVP Injection: See also Warning section. Headache, nausea, upset stomach, flushing of the face, or redness/pain/swelling at the injection site may occur. </s>