A HUMAN NECESSITIES
A61 MEDICAL OR VETERINARY SCIENCE; HYGIENE
A61K PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
A61K33/00 Medicinal preparations containing inorganic active ingredients
A61K33/06 Aluminium, calcium or magnesium; Compounds thereof; , e.g. clay
A61K33/10 Carbonates; Bicarbonates