Calcium carbonate 1000 mg (Ca 400 mg) Oral Powder
RxNorm 866486 NDC Crossover

The following National Drug Codes (NDCs) are directly associated with the clinical concept for Calcium carbonate 1000 mg (Ca 400 mg) Oral Powder (RxCUI 866486). This crossover tool provides a verified mapping between standardized RxNorm clinical drug definitions and the specific manufactured products listed in the FDA NDC directory.

Healthcare professionals, pharmacists, and data analysts use this list to identify various brand names, labelers, and commercial packaging variations linked to this semantic clinical drug concept. Each entry below represents a commercial product that fulfills the requirements of this specific clinical identifier.