 <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]  control the amount of calcium in the body and urine. How to use Potassium, Sodium Phosphates 280 Mg-160 Mg-250 Mg Oral Powder Packet Take this medication by mouth as directed by your doctor, usually 4 times a day with meals and at bedtime. Open the packet and mix the powder in one-third of a glass (2.5 ounces or 75 milliliters) of water or other liquid such as juice. Stir the mixture well before taking all of it. Dosage is based on your medical condition and response to treatment. Take this medication regularly in order to get the most benefit from it. To help you remember, take it at the same times each day. Take this medication 2 to 3 hours before or after taking any products containing magnesium, aluminum, or calcium. Some examples include quinapril, didanosine, vitamins/minerals, and antacids. Dairy products (such as milk, yogurt), calcium-enriched juice, iron, and zinc are also included. These products bind with phosphate, preventing its full absorption. If your doctor has recommended that you follow a special diet, it is very important to follow the diet to get the most benefit from this medication and prevent serious side effects. </s>