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Common Medical Abv.
| Abbreviation | Meaning |
|---|---|
| a.c. | before meals |
| a.m. | morning |
| p.m. | afternoon or evening |
| ad. lib. | as desired |
| p.r.n | as needed |
| b.i.d | twice a day |
| h or hr | hour |
| q2h | every two hours |
| q12h | every 12 hours |
| p.c. | after meals |
| h.s. | at bedtime |
| q.d | once daily |
| stat | immediately |
| qod | every other day |
| tid | three times a day |
| min | minute |
| qh | every hour |
| q8h | every 8 hours |
| ud | as directed |
| ad | right ear |
| au | both ears |
| as | left ear |
| IM | intramuscular |
| inj | injection |
| IV | intravenous |
| IVPB | intravenous piggyback |
| IVP | intravenous push |
| o.d. | right eye |
| o.u | both eyes |
| o.s or o.l | left eye |
| p.o | by mouth |
| pr | per rectum |
| SL | sublingual |
| SC or SQ | subcutaneous |
| ID | intradermal |
| aq. | aqueous (water) |
| cap | capsule |
| comp. | compound |
| gtt. | drop |
| pulv | powder |
| supp. | suppository |
| sol | solution |
| susp | suspension |
| syr. | syrup |
| tab. | tablet |
| tinct. or tr | tincture |
| ung | ointment |
| a | before |
| c | with |
| q | every |
| aa | equal amount of each |
| DC, d/c, or disc. | discontinue |
| disp. | dispense |
| d.t.d | give of such doses |
| et | and |
| N/V | nausea and vomiting |
| q.s | a sufficient quantity |
| non rep. or N.R | do not repeat |
| R/O | ruled out |
| NPO | nothing by mouth |
| SOB | shortness of breath |
| UTI | urinary tract infection |
| URI | upper respiratory infection |
| p | after |
| s | without |
| ad | up to |
| ante | before |
| dil. | dilute |
| div. | divide |
| dx | diagnosis |
| ft. | make |
| hx | history |
| rt. | right |
| GI | gastrointestinal |
| noct. | night |
| Sig | write on label |
| BP | blood pressure |
| M | mix |
| HA | headache |