Before you begin using a medication, be sure to inform your doctor of any medical conditions or allergies you may have, any medications you are taking, whether you are pregnant or breast-feeding, and any other significant facts about your health. These factors may affect how you should use this medication.
Gastrointestinal disorders: If you have gastrointestinal disorders (e.g., dysphagia [difficulty swallowing], severe disorders of movement in the gastrointestinal tract [i.e., the esophagus, stomach, and bowel]) or you have had major gastrointestinal surgery, discuss with your doctor how this medication may affect your medical condition, how your medical condition may affect the dosing and effectiveness of this medication, and whether any special monitoring is needed.
Low calcium: People with kidney disease may develop a condition called hypocalcemia (low calcium levels in the blood). While you are taking this medication, your doctor will regularly monitor your blood calcium levels. If you experience signs or symptoms of low blood calcium levels, such as muscle cramping or ache, dry skin or a feeling of pins and needles in your fingers, lips, tongue or feet, contact your doctor as soon as possible.
Pregnancy: This medication should not be used during pregnancy unless the benefits outweigh the risks. If you become pregnant while taking this medication, contact your doctor immediately.
Breast-feeding: It is not known if sevelamer carbonate passes into breast milk. If you are a breast-feeding mother and are taking this medication, it may affect your baby. Talk to your doctor about whether you should continue breast-feeding.
Children and adolescents: The safety and effectiveness of using this medication have not been established for children and adolescents less than 18 years of age.