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Abb. for medications
| Term | Definition |
|---|---|
| - a or a | before |
| __ _ aa, aa, aa | of each |
| ac | before meals |
| A.D. | right ear |
| ad lib | as desired, freely |
| A.M. | in the morning, before noon |
| amp | ampule |
| aq. | water |
| A.S. | left ear |
| A.U. | bother ears |
| bid | twice a day |
| C | celsius |
| _ c | with |
| cap, caps | capsule |
| cc | cubic centimeter |
| comp. | compund |
| cm | centimeter |
| dil. | dilute |
| dist. | distilled |
| DC | discontinue |
| DX | diagnosis |
| elix | elixir |
| mixt. | mixture |
| mL | militer |
| N | night |
| non rep | do not repeat |
| NPO | nothing by mouth |
| NS | normal saline |
| od or qd | once every day |
| O.D. | right eye |
| O.S. | left eye |
| O.U. | both eyes |
| oz or 3 | ounce |
| _ P | after |
| p. | per |
| pc | after meals |
| po, per os | by mouth |
| P.M. | afternoon, evening |
| prn | as needed, when necessary |
| pt | pint |
| q | every, each |
| qd | every day |
| qh, q1h | every hour |
| qhs | every night at bedtime |
| q2h | every 2 hours |
| ext. | external, extract |
| F | fahrenheit |
| fl. or fld. | fluid |
| g or gm | gram |
| gtt | drop |
| H. | hypodermically |
| h or hr | hour |
| hs | hours of sleep (bedtime) |
| ID | intradermal (ly) |
| IM | intramuscular (ly) |
| inj. | injection |
| IV | intravenous (ly) |
| IVPB | intravenous piggyback |
| kg | kilogram |
| KVO | keep vein open |
| L | liter |
| LA | long acting |
| lb | pound |
| liq. | liquid |
| m | meter |
| m^2 | square meter |
| q4h | every 4 hours |
| qid | four times a day |
| qod | every other day |
| qs | as much as needed, quantity sufficient |
| qt | quart |
| R | rectal |
| rep. | repeat |
| RX | treatment |
| _ s | without |
| sc | subcutaneous (ly) |
| SL | beneath the tongue |
| sol. or soln. | solution |
| SQ, sq, or sub q | subcutaneous |
| __ ss, ss | one half |
| stat. | immediately, at once |
| supp. | suppository |
| susp. | suspension |
| tab | tablet |
| tbs. tbsp, T | tablespoon |
| tid | three times a day |
| tinct. or tr. | tincture |
| TKO | to keep open |
| mcg, ug | microgram |
| mEq | milliequivalent |
| mg | milligram |
| Mg | magnesium |
| tsp | teaspoon |
| ung | ointment |
| XL | long acting |
| XR | extended release |