Sandocal 1000 Effervescent Tablets Sandocal 1000 Effervescent Tablets are used to treat & prevent calcium deficiency. They contain a rich source of calcium, an essential mineral that us necessary for bone formation & maintenance. Sandocal 1000 Effervescent Tablets may be used with other medicines, to prevent & treat a condition called osteoporosis (weakening of the bones). They may also be used alongside with vitamin D3 for the treatment of rickets (softening of growing bones in children) & osteomalacia (softening of adults bones). Sandocal 1000 Effervescent Tablets are suitable for diabetics (1 effervescent tablet of 1000mg contains 0.002 Carbohydrate Units).