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CRMA Unit 2 Pg 8
Drug Administration Abbreviations
| Abbreviation | Meaning |
|---|---|
| ac (with or without a line over it) | before meals |
| AD | right ear |
| AS | left ear |
| AU | both ears |
| ad lib | as patient desires |
| bid or BID | two times per day |
| cap | capsule |
| cc | cubic centimeter |
| d/c or D/C | discontinue |
| dr | dram |
| GM or gm or G | gram |
| gtt(s) | drop(s) |
| HS | hour of sleep |
| I.U. | international units |
| Mcg | microgram |
| mg | milligrams |
| ml | milliliter |
| OD | right eye |
| OS | left eye |
| OU | both eyes |
| oz | ounce |
| prn | as needed |
| Q or q (with or without a line over it) | every |
| qd or QD | once a day |
| qh | every hour |
| q2H, q4H, q8H | every 2,4,8 hours |
| qhs | every night at bedtime |
| qid or QID | four times a day |
| qod or QOD | every other day |
| sc or sq | subcutaneous |
| SL or sl | sublingual |
| stat | at once |
| supp | suppository |
| susp | suspension |
| tab | tablet |
| tid or TID | three times a day |
| Tinct. or tc | tincture |
| T or Tbs | tablespoon |
| t or tsp | teaspoon |
| U or Unit | unit |
| ung or oint | ointment |
| i or ii (with or without a line over it) | one or two |
| pc (with or without a line over it) | after meals |
| mEq | milli equivalents |