| ATC Codes | Pharmacological Classification | Pharmacological Classification/DDD |
|---|---|---|
| V | VARIOUS | 杂类 |
| V09 | DIAGNOSTIC RADIOPHARMACEUTICALS | 诊断用放射性药物 |
| V09E | RESPIRATORY SYSTEM | 呼吸系统 |
| V09EA | Technetium (99mTc), inhalants | 锝(99mTc)，吸入剂 |
| V09EA01 | technetium (99mTc) pentetic acid | 锝(99mTc)喷替酸 |
| V09EA02 | technetium (99mTc) technegas | 锝(99mTc)气体 |
| V09EA03 | technetium (99mTc) nanocolloid | 锝(99mTc)纳米胶体 |