Vitamin D drops can be taken for a long time as prescribed by your doctor. Vitamin D drops can be taken for a long time as prescribed by the doctor. Vitamin D drops are vitamin drugs, the main ingredient is vitamin D. Vitamin D can participate in the metabolism of calcium and phosphorus, and promote their absorption, which is important for bone formation. And oral vitamin D drops can be used to prevent and treat vitamin D deficiency, such as rickets. For adults or children with vitamin D deficiency, if there is no obvious adverse reaction during the use of the drug, it can be taken for a long time under the guidance of a doctor, but it needs to be taken strictly according to the doctor’s dose, and the dose of the drug should not be increased without authorization. Long-term overdose, poisoning may occur, the early manifestations of bone and joint pain, swelling, skin itching, fever and so on. In addition, the use of this drug should be prohibited in patients with vitamin D increase, hypercalcemia, hyperphosphatemia with renal rickets. If you need to take other drugs together, drug interactions may occur, you should consult your doctor in advance. Vitamin D Drops should be taken for a long period of time in accordance with the doctor’s instructions to avoid serious adverse reactions that may affect your health.