 <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]  pharmacist before you start taking desmopressin and each time you get a refill. If you have any questions, ask your doctor or pharmacist. To take this medication, remove the tablet from the packaging with dry hands and place it under the tongue. Leave the tablet under your tongue until it dissolves. Do not chew or swallow the tablet whole. For the treatment of diabetes insipidus, take this medication by mouth as directed by your doctor, usually 2 to 3 times a day. For the treatment of nighttime urination, take this medication by mouth as directed by your doctor, usually once at bedtime. Limit the fluids you drink, especially 1 hour before you take this medication until 8 hours after the dose. For the treatment of bedwetting, take this medication usually once a day 1 hour before bedtime. Children should limit the fluids they drink after dinner, especially 1 hour before bedtime until the next morning, or at least 8 hours after the dose. If your child wakes up during the night, limit the amount that your child drinks. Limit drinking water and other fluids while taking desmopressin. Consult your doctor for details. If you find that you are drinking more fluids than directed, tell your doctor right away. Dosage is based </s>