calcium gluconate oral brand names and other generic formulations include: Blend 15 Oral, Calcium & Eggshell Chelated Oral, Cal-G Oral, Cal-Glu Oral. All generic drug interactions for calcium gluconate oral (lists will include brand and generic names):alcium gluconate oral, cholecalciferol (vitamin d3) oral Other (see comment). The concurrent use of vitamin D with calcium salts is generally beneficial; in some patients this combination may result in hypercalcemia.