Patient: Description of the condition (onset time, main symptoms, hospital visited, etc.): I want to know what the consequences of this disease, the future development are, I now give him some cover, vitamin AD I read the above instructions, said long-term overdose will produce chronic poisoning, I do not know how much will not overdose, afraid to give drink. I do not know, make up some cover, sunshine, the future will be good? Chinese hospital pediatrics: also do not worry too much, you give children to take calcium supplementation drugs, under the guidance of doctors is generally not poisoning. And the child also need more sunshine, and under the guidance of the doctor every six months health care, let the professional doctor for guidance reasonable feeding, then you will not have worries! It is the development of unreasonable medication that will affect your child’s growth and development. Patient: Thank you, Dr. Lin, what do you mean by health care, going to the hospital once every six months for a comprehensive examination? If you take the medication on time now, when will this condition be fine. Is it three or four years old? Please. Department of Pediatrics, Chinese Hospital: We have a preventive health care program for children in Guangdong, that is, a health care physical examination and feeding guidance is given once a year after the child is 2 months, 5 months, 8 months, 1.5 years old and 2 years old, then the child can be corrected slowly. I suggest you can test the blood analysis and trace elements seven items, and then give the specialist to help you analyze it.