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Abbreviations
Pharmacology abbreviations
| Abbreviation | Meaning |
|---|---|
| a | Before |
| aa | Of each |
| ac | Before meals |
| am | Morning |
| amp | Ampule |
| aq | water |
| bid | twice a day |
| c | with |
| C | cup |
| cap | capsule |
| CD | controlled dose |
| CR | controlled release |
| dil | dilute |
| DS | double strength |
| EC | enteric coated |
| elix | elixer |
| fl, fld | fluid |
| GT | gastrostomy tube |
| gtt | drop |
| h, hr | hour |
| hs | hour of sleep (bedtime) |
| ID | intradermal |
| IM | intramuscular |
| IV | intravenous |
| IVPB | intravenous piggyback |
| KVO | keep vein open |
| LA | Long acting |
| LOS | length of stay |
| min | minute |
| mix | mixture |
| NAS | intranasal |
| NG, NGT | nasogastric, nasogastric tube |
| noc, noct | at night |
| NPO | nothing by mouth |
| NS | normal saline |
| p | after |
| pc | after meals |
| per | by |
| pm | evening |
| po | by mouth |
| pr | per rectum |
| prn | as needed |
| ad lib | as desired |
| q | every |
| qam | every morning |
| qh, q2h, q4h | every hour, every two hours, every four hours etc.. |
| qid | four times a day |
| qd | everyday |
| rect | rectum |
| sl | sublingual |
| sol, soln | solution |
| SOS | may be repeated if necessary |
| SR | sustained release |
| S&S | swish and swallow |
| stat | immediately |
| subcut | subcutaneous |
| supp | suppository |
| susp | suspension |
| syp | syrup |
| tab | tablet |
| tid | three times a day |
| tr, tinct | tincture |
| ung, oint | ointment |
| vag, v | vaginally |
| XL | long acting |
| XR | extended release |
| cc | cubic centimeter |
| dr | dram |
| g | gram |
| gr | grain |
| IU | international unit |
| kg | kilogram |
| L | liter |
| mcg | microgram |
| mEq | milliequivalent |
| mL | millileter |
| oz | ounce |
| pt | pint |
| qt | quart |
| T, tbs | tablespoon |
| t, tsp | teaspoon |
| / | per |
| < | less than |
| > | greater than |
| +/- | plus or minus |