| Medicine type | Medicine name examples |
| Antacids* | Calcium carbonate (sample brand names: Maalox, Tums) |
| Aluminum hydroxide, magnesium hydroxide, and simethicone (sample brand name: Mylanta) | |
| Surface agents | Sucralfate (brand name: Carafate) |
| Histamine blockers¶ | Famotidine (brand name: Pepcid) |
| Cimetidine (brand name: Tagamet) | |
| Proton pump inhibitors | Omeprazole (brand name: Prilosec) |
| Esomeprazole (brand name: Nexium) | |
| Pantoprazole (brand name: Protonix) | |
| Lansoprazole (brand name: Prevacid) | |
| Dexlansoprazole (brand name: Dexilant) | |
| Rabeprazole (brand name: AcipHex) |
