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SIG CODES/Abbreviati
| Term | Definition |
|---|---|
| otic | ear |
| ou | each eye |
| pc | after meals |
| pr | into rectum |
| q | every |
| p | after |
| a | before |
| qd | everyday or once daily |
| qod | every other day |
| s | without |
| ss | one half |
| qsad | add quantity sufficient or to make |
| ud | as directed |
| ad lib | as desired |
| DW | distilled water |
| npo | nothing by mouth |
| nr | no refills |
| ac | before meals |
| as or al | left ear |
| cc | same as milliliter |
| d | day |
| dc | discontinue |
| hs | at bedtime |
| opth | eye |
| os, ol | left eye |
| cm | cream |
| ung | ointment |
| Sq subcut | subcutaneous |
| sig | directions |
| sl | under the tongue |
| ad | right ear |
| ou | each eye |
| od | right eye |