Shelcal OS Tablet is a nutritional supplement containing Calcium Carbonate and Alfacalcidol to support bone health, calcium absorption, and overall skeletal strength. This film-coated tablet formulation helps prevent and manage calcium and vitamin D deficiency, promotes strong bones and teeth, and aids in conditions like osteoporosis, osteomalacia, rickets, hypocalcemia, and hypoparathyroidism. It is designed for those at risk of nutritional gaps, with appropriate overages added to compensate for storage losses. Ideal for use as prescribed, this therapeutic tablet supports bone formation and maintenance. Note: Store in a cool, dry place protected from light out of reach of children; do not sell by retail without prescription.