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Sig Codes
Universal Sigs
| Term | Definition |
|---|---|
| 1C | Take 1 capusle |
| 1T | Take 1 tablet |
| 1TB | Take 1 tablet twice a day |
| 1TD | Take 1 tablet daily |
| 1TPM | Take 1 tablet in the evening |
| 3WK | 3x weekly |
| aa | Of each |
| AAA | Apply to affected area(s) |
| AC | Before meals |
| AD | Right ear |
| Ad lib | As desired |
| AM | Morning |
| amt | Amount |
| AOU | Apply to both eyes |
| APC | After a meal |
| aq | water |
| AS | Left ear |
| ATC | Around the clock |
| AU | Both ears |
| BID | Twice a day |
| BIN | Twice a night |
| C | Capsule |
| c | With |
| cap | capsule |
| dil | Dilute |
| disp | Dipense |
| elix | Elixir |
| HAC or HHAC | 1/2 Hour before meals |
| HH | 1/2 Hour |
| HR | hour |
| HS | Bedtime (hour of sleep) |
| HT | Take 1/2 tablet |
| HTT | Take 1/2 tablet 3 times a day |
| IEN | In each nostril |
| IM | Intramuscular |
| Inj. | Inject |
| IV | Intravenous |
| liq | Liquid |
| MF | Monday through Friday |
| mxt | Mixture |
| OD | right eye |
| oint. | Ointment |
| OS | left eye |
| OU | both eyes |
| P | After |
| p.r. | Through the rectum |
| p.v. | Through the vagina |
| PC | After meals |
| PCB | After breakfast |
| PM | Evening |
| PO | by mouth |
| PRN | As needed |
| Q | Every |
| Q2H | Every two hours |
| QD | Every day |
| QH | Every hour |
| QHH | Every 1/2 hour |
| QID | 4 times daily |
| QN | Every night |
| QOD | Every other day |
| QS | Quantity sufficient |
| s | without |
| SIG. | Write on label |
| SL | sublingual (under the tongue) |
| sol. | Solution |
| supp | Suppository |
| syr. | Syrup |
| T | Tablet |
| tab | Tablet |
| TID | 3 times daily |
| top. | Topically |
| UD | As directed |
| ung | Ointment |