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SigCode Abbreviation
| Abbrevation | Meaning |
|---|---|
| 1*, 2* | 1 hour, 2 hour |
| A | Before |
| AA | Of each |
| Ac | before meals |
| Ad | right ear |
| AD | As directed |
| AM | Morning |
| Apl | application |
| Aq | Water |
| As | left ear |
| au | both ear |
| bid | two times a day |
| c | with |
| C | 100 |
| Cap | capsule |
| cd | cycle day |
| cid | five times a day |
| cr | cream |
| d | daily |
| DAW | dispense as written |
| DC | Discontinue |
| disp | dispense |
| DS | double strength |
| Dx | diagnosis |
| elix | elixir |
| eq | equivalent |
| gm | gram |
| gen | generic |
| gr | grain |
| gtt | drop |
| h, hr | hour |
| HD | high dose |
| hs | at bedtime |
| IM | intramuscularly |
| inj | injection |
| IV | intravenouslly |
| kg | kilogram |
| L | liter |
| liq | liquid |
| lot | lotion |
| MDI | inhaler |
| mEq, meq | milliequivalent |
| mcg | microgram |
| mg | milligram |
| min | minute |
| mm | millimeter |
| mo | month |
| neb | nebulizer |
| noct | night |
| NPO | nothing by mouth |
| nr | no refills |
| od | right eye |
| os | left eye |
| ou | both eyes |
| oz | ounce |
| p | after |
| pc | after meals |
| PM | evening |
| po | by mouth |
| prn | as needed |
| qam | every morning |
| qd | every day |
| q4h | every four hrs |
| qid | four times a day |
| qn | every night |
| qod | every other day |
| R, Rec | rectally |
| rept | repeat |
| s | without |
| sid | once daily |
| sig | direction |
| sl | under tongue |
| ss | one-half |
| stat | now |
| sup | suppository |
| susp | suspension |
| syr | syrup |
| tab | tablet |
| tid | three times a day |
| tx | treatment |
| u | units |
| ud | as directed |
| ung | ointment |
| wc | with meals |