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common addreviations
| abbreviations | meanings |
|---|---|
| ac | before meals |
| ad | right ear |
| as | left ear |
| au | each ear |
| bid | twice daily |
| cc | cubic centimeter |
| cns | central nervous system |
| g | gram |
| gi | gastrointestinal |
| gtt | drop |
| hr | hour |
| hs | at bedtime |
| inj | injection |
| kg | kilogram |
| l | liter |
| nsaid | nonsteroidal |
| od | right eye |
| os | left eye |
| otc | over the counter |
| ou | each eye |
| oz | ounce |
| pc | after meals |
| po | by mouth |
| pr | per rectum |
| prn | as needed |
| q | every |
| qam | every morning |
| qd | every day |
| qh | every hour |
| q4h | every 4 hours |
| qid | 4 times a day |
| qod | every other day |
| qpm | every evening |
| sc | subcutaneous(beneath the skin) |
| sl | sublingual(beneath the tongue) |
| ss | one half |
| supp | suppository |
| susp | suspension |
| mcg | microgram |
| mdi | metered dose inhaler |
| mg | milligram |
| ml | milliliter |
| npo | nothing by mouth |
| syr | syrup |
| tab | tablet |
| tid | three times a day |
| vag | vaginal |
| vol | volume |
| aids | acquired immunodeficiency syndrome |
| cap | capsule |
| d5w | 5% dextrose in water |
| elix | elixir |
| im | intramuscular |
| inh | inhalation |
| iv | intravenous |
| k | postassium |
| liq | liquid |
| m | meter |
| ns | normal saline |
| oint | ointment |
| ms | morphine sulfate |
| na | sodium |
| neb | nebulizer |
| u | unit |
| wk | week |
| yr | year |