Pregnant women are suitable for taking Calcium Carbonate D3 Tablet, the specific taking should follow the doctor’s advice. Calcium carbonate D3 tablets is a combination of calcium carbonate and vitamin D3, used for lactation or pregnant women with calcium deficiency, can also be used for menopause, the elderly calcium deficiency of calcium supplementation, can prevent osteoporosis; pregnant women during pregnancy increased demand for calcium, so it is necessary to appropriate calcium supplementation. Adverse reactions of Calcium Carbonate D3 Tablets include constipation, abdominal distension, abdominal pain, diarrhea, nausea and vomiting, belching, gastrointestinal flatulence and other gastrointestinal symptoms; overdosage can cause hypercalcemia; prohibited in people with hypercalcemia, hyperuricemia, and patients with calcium-containing renal calculi; caution in patients with cardiac insufficiency; prohibited in people who are allergic to Calcium Carbonate D3 Tablets; and caution in allergic individuals. Pregnant women should take Calcium D3 carbonate tablets under the guidance of a physician’s consultation, do not self-medication to avoid adverse results. If you feel unwell during the medication, you need to consult a doctor.