Antacids and HCl.
D000536:Aluminum Hydroxide; D000863:Antacids; D001639:Bicarbonates; D055598:Chemical Phenomena; D002621:Chemistry; D006851:Hydrochloric Acid; D008276:Magnesium Hydroxide; D017693:Sodium Bicarbonate
D000863:Antacids; D001639:Bicarbonates; D000536:Aluminum Hydroxide; D017693:Sodium Bicarbonate; D008276:Magnesium Hydroxide; D006851:Hydrochloric Acid