 <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]  waste disposal company.The uses of Hectorol Intravenous: This medication is used to treat people with serious kidney disease on dialysis who have high levels of a certain substance (parathyroid hormone-PTH), which your body normally makes. High PTH levels affect the balance of other minerals in your body (calcium and phosphorus) and may cause weak bones. Doxercalciferol is a form of vitamin D. It works by decreasing PTH levels and increasing calcium/phosphorus levels in the body. How to use Hectorol Vial This medication is given by injection into a vein as directed by your doctor, usually 3 times a week (such as Monday, Wednesday, Friday) at the end of dialysis. The dosage is based on your medical condition, laboratory tests, and response to treatment. Your doctor may adjust your dose or temporarily stop this drug based on laboratory test results (such as PTH, calcium, and phosphorus levels). 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. Learn how to store and discard medical supplies </s>