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Pharm- SIG codes
PTCE Study Guide - Directions/SIG codes
| Meaning | Abbreviation |
|---|---|
| after | p |
| after meals | pc |
| after meals and at bedtime | pc & hs |
| afternoon | pm |
| as desired | ad lib |
| as directed | u.d. |
| as needed | prn |
| as soon as possible | ASAP |
| bedtime | hs |
| before meals | ac |
| before meals and at bedtime | ac & hs |
| both ears | AU |
| both eyes | OU |
| by mouth | po, PO |
| daily | qd, QD |
| dispense as written | DAW |
| double strength | DS |
| every | q, Q |
| every day | qd, QD |
| everyday at bedtime | qhs, QHS |
| every afternoon/evening | qpm, QPM |
| every hour | qh, QH |
| every morning | qam, QAM |
| every other day | qod, QOD |
| every week | qw |
| four times daily | qid, QID |
| hour | hr |
| left ear | AS |
| left eye | OS |
| may repeat | MR |
| right ear | AD |
| right eye | OD |
| three times daily | tid, TID |
| two times daily | bid, BID |
| weekly | w, wk |
| with | ć |
| without | s |
| while awake | W/A, WA |
| 24 hours | 24H |