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Medical Abbreviation
Medical abbreviations (ADD)
| Term | Definition |
|---|---|
| a.d. | right ear |
| a.s. | left ear |
| o.d. | right eye |
| o.s | left eye |
| a.u | both ears |
| o.u. | both eyes |
| bid | twice a day |
| tid | three times a day |
| qid | four times a day |
| PO | by mouth (orally) |
| NPO | nothing by mouth (orally) |
| c- | with |
| s- | without |
| ID | intradermally (into the skin) |
| IV | intravenous (into the vein) |
| IM | intramuscular (into the muscle) |
| SC | subcutaneously (into fat) |
| a.c. | before meals |
| p.c. | after meals |