Active substance

Oyster Shell Calcium Carbonate, Crude, Tribasic Calcium Phosphate, Calcium Fluoride, Wood Creosote, and Thuja Occidentalis Leafy Twig

1 products from 1 companies contain this in United States.

1 without prescriptionSolution

Available without a prescription

Same substance is not the same product. Strength, form, release mechanism and other ingredients all differ. Whether one can replace another is a decision for a pharmacist.