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drug abbreviations
| abbreviation | definition |
|---|---|
| aq | water |
| cap | capsule |
| CD | controlled dose |
| elix | elixir |
| emuls | emulsion |
| ext | extract |
| mixt | mixture |
| SR | sustained release |
| supp | suppository |
| susp | suspension |
| syr | syrup |
| tab | tablet |
| tr, tinct | tincture |
| ung | ointment |
| XR | extended release |
| X | times |
| > | greater than |
| < | less than |
| AD, ad | rt. ear |
| AS, as | l ear |
| AU, au | both ears |
| ID | intradermal |
| IM | intramuscular |
| IV | intravenous |
| IVPB | intravenous piggyback |
| KVO | keep vein open |
| L (with circle) | left |
| R (with circle) | right |
| NGT | nasogastric tube |
| OD, od | right eye |
| OS, os | left eye |
| OU, ou | both eyes |
| PO, po, os | by mouth |
| PR | per rectum |
| RECT | rectal |
| SC, subc, sc | subcutaneous |
| SL, sl, subl | sublingual |
| Vag | vaginal |
| AC, ac | before meals |
| ad lib | as desired |
| Bid, bid | twice a day |
| BIW, biw | 2X a week |
| c (with line on top) | with |
| h | hour |
| hs | hour of sleep/ must be written out |
| noct | at night |
| NPO | nothing by mouth |
| PC, pc | after meals |
| per | by |
| PRN | whenever necessary |
| q | every |
| q, AM | every morning, every am |
| qd, od | everyday/ must be written out |
| qh | every hour |
| q2h | every 2 hours |
| Qid, qid | 4 X a day/ must be written out |
| Qod, qod | every other day/ must be written out |
| s (with line over top) | without |
| SOS | once if necessary |
| STAT | give immediately |
| Tid, tid | 3 X a day |
| TIW, tiw | 3 X a week |