| ATC Codes | Pharmacological Classification | Pharmacological Classification/DDD |
|---|---|---|
| V | VARIOUS | 杂类 |
| V04 | DIAGNOSTIC AGENTS | 诊断用药 |
| V04C | OTHER DIAGNOSTIC AGENTS | 其它诊断用药 |
| V04CG | Tests for gastric secretion | 胃液分泌检测 |
| V04CG01 | cation exchange resins | 阳离子交换树脂 |
| V04CG02 | betazole | 倍他唑（氨乙吡唑） |
| V04CG03 | histamine phosphate | 磷酸组胺 |
| V04CG04 | pentagastrin | 五肽胃泌素 |
| V04CG05 | methylthioninium chloride | 亚甲蓝 |
| V04CG30 | caffeine and sodium benzoate | 咖啡因和苯甲酸钠 |