| R06AX24 |
R06AX24 Epinastine |
| R06AX25 |
R06AX25 Mizolastine |
| R06AX26 |
R06AX26 Fexofenadine |
| R06AX27 |
R06AX27 Desloratadine |
| R06AX28 |
R06AX28 Rupatadine |
| R06AX29 |
R06AX29 Bilastine |
| R06AX31 |
R06AX31 Quifenadine |
| R06AX32 |
R06AX32 Sequifenadine |
| R06AX53 |
R06AX53 Thenalidine, combinations |
| R06AX58 |
R06AX58 Pyrrobutamine, combinations |
| R07 |
R07 Other respiratory system products |
| R07A |
R07A Other respiratory system products |
| R07AA |
R07AA Lung surfactants |
| R07AA01 |
R07AA01 Colfosceril palmitate |
| R07AA02 |
R07AA02 Natural phospholipids |
| R07AA30 |
R07AA30 combinations |
| R07AB |
R07AB Respiratory stimulants |
| R07AB01 |
R07AB01 doxapram |
| R07AB02 |
R07AB02 nikethamide |
| R07AB03 |
R07AB03 pentetrazol |
| R07AB04 |
R07AB04 etamivan |
| R07AB05 |
R07AB05 bemegride |
| R07AB06 |
R07AB06 prethcamide |
| R07AB07 |
R07AB07 almitrine |
| R07AB08 |
R07AB08 dimefline |
| R07AB09 |
R07AB09 mepixanox |
| R07AB52 |
R07AB52 nikethamide, combinations |
| R07AB53 |
R07AB53 pentetrazol, combinations |
| R07AX |
R07AX Other respiratory system products |
| R07AX01 |
R07AX01 nitric oxide |