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CH 35 ABBREVIATIONS
Common Abbreviations Used
| Question | Answer |
|---|---|
| ac | before meals (0700, 1100, 1700) |
| ad lib | as desired |
| bid | twice a day (0900, 2100) |
| c (with a line over it) | with |
| cap | capsule |
| elix | elixir |
| G | gram |
| gr | grain |
| gtt | drop |
| h | an hour |
| hs | at bedtime |
| IM | intramuscular |
| IV | intravenous |
| m | minim |
| mg | milligram |
| mL | milliliter |
| OD | right eye |
| OS | left eye |
| OU | both eyes |
| pc | after meals (0900, 1300, 1900) |
| po | by mouth |
| prn | when needed |
| q | every |
| QAM | every morning |
| Rx | take, prescription |
| s (with a line over it) | without |
| sig (s) | label |
| ss (with a line over it) | one-half |
| sup | suppository |
| susp | suspension |
| tid | three times a day (1000, 1400, 1800 |
| npo | nothing by mouth |
| Hx | history |
| H&P | histry and physical |
| abd | abdomen |
| BM | bowel movement |
| ca | calcium |
| Dx | diangosis |
| Fx | fracture |
| I&O | intake and output |
| K | potassium |
| KCL | potassium chloride |
| NKA | no known allergies |
| NKDA | no known drug alergies |