All individuals in ATC
| Label | Id | Description |
|---|---|---|
| Octocog alfa | B02BD15 | |
| Octopamin, Kombinationen | C01CA68 | |
| Oleanderglykoside, Kombinationen | C01AP52 | |
| Olivenblätter | C02KP01 | |
| Olivenöl | D02AP02 | |
| Olmesartanmedoxomil und Hydrochlorothiazid | C09DA28 | |
| Ophthalmologische Spüllösungen | V07AB04 | |
| Opiat-Testzone | V04CN07 | |
| Opioid anesthetics | N01AH | |
| Opioids in combination with antispasmodics | N02AG | |
| Opioids in combination with non-opioid analgesics | N02AJ | |
| Opium alkaloids and derivatives, cough suppressants | R05DA | |
| Opium derivatives and expectorants | R05FA | |
| Oral rehydration salt formulations | A07CA | |
| Orciprenalin | C01CA29 | |
| Orciprenalin, Kombinationen | R03AB53 | |
| Organ or Tissue Function | T042 | |
| Organextrakt, Kombinationen | C04BA04 | |
| Organextrakt, Kombinationen | M01BX02 | |
| Organextrakte | N06DX20 |