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Routes of Admin.
Abbreviations of drug administration routes
| Main Routes of Administration | Abbreviations |
|---|---|
| Right ear | AD |
| Left ear | AS |
| Both ears | AU |
| Gastrostomy tube | GT |
| Intradermal | ID |
| Intramuscular | IM |
| Intravenous | IV |
| Intravenous piggyback | IVPG |
| Nasal gastric | NG |
| Nasal gastric tube | NGT |
| Right eye | OD |
| Left eye | OS |
| Both eyes | OU |
| Orally or by mouth | PO |
| Rectal, per rectum | PR |
| Subcutaneous | SQ/SC |
| Topical | TOP |