Calcium zinc gluconate oral solution is an over-the-counter medication, so it can be purchased in pharmacies. However, it is not recommended that parents buy it for their children without authorization, because it is necessary to determine the nutritional status of young children through formal examination, if the blood routine in the hospital found that there is indeed a lack of zinc as well as calcium, you can take under the guidance of the doctor. It is a combination of zinc and calcium in the form of gluconic acid, which is well absorbed and has a flavor that is more acceptable to infants and young children. As a nutritional medicine, it has no significant side effects, but it is not recommended to drink it for a long period of time, but should be used in conjunction with regular medical check-ups. When the body no longer has problems with nutritional deficiencies, then the medicine can be discontinued even if it is necessary to prevent over-nutrition from burdening the body. Can I drink Calcium Zinc Gluconate Oral Liquid for a long time? This is not a medicine that is suitable for long-term daily drinking, but it is a medicine that is specifically designed to treat the corresponding nutritional deficiencies. So the best way is to follow your doctor's instructions and make sure to have regular checkups.