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 Renvela (Sevelamer-carbonate).
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 Renvela (Sevelamer-carbonate) may affect your medical condition, how your medical condition may affect the dosing and effectiveness of Renvela (Sevelamer-carbonate), 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 Renvela (Sevelamer-carbonate), 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: Renvela (Sevelamer-carbonate) should not be used during pregnancy unless the benefits outweigh the risks. If you become pregnant while taking Renvela (Sevelamer-carbonate), 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 Renvela (Sevelamer-carbonate), 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 Renvela (Sevelamer-carbonate) have not been established for children and adolescents less than 18 years of age.