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Rx Abbreviation
Medical Prescription Abbreviation
| Question | Answer |
|---|---|
| a | before |
| a.c. | before meal |
| a.m., am, AM | before noon (morning) |
| b.i.d., bid | twice a day |
| c | with |
| d | day |
| h | hour |
| h.s., hs | at bed time (hour of sleep) |
| noc | night |
| p | after |
| p.c. | after meals |
| p.m. pm, PM | after noon |
| po, p.o. PO | by mouth |
| p.r.n. | as needed |
| q | every |
| qh, q.h. | every hour |
| q2h | every 2 hours |
| qid, q.i.d. | 4 times daily |
| s | without |
| stat. STAT | immediately |
| tid, t.i.d. | three times a day |
| wk | week |
| yr | year |
| I.M. | intramuscular |
| Subcut | Subcutaneous |
| I.V. | intravenous |
| p.r. pr, PR | rectally |
| q4h | every 4 hours |
| q6h | every 6 hours |
| ad. Lib | as desired |
| aa | equal parts of each |
| Cap | capsule |
| dL | deciliter |
| g | gram(s) |
| gtt(s), GTT(S) | drop(s) |
| ii | two tablets |
| iii | three tablets |
| n.p.o, npo, NPO | nothing by mouth |
| p.r.n. prn, PRN | as needed |
| q.a.m. qam, qAM | every morning |
| mg | milligram |
| mL | milliliter |
| qs, q.s. | quantity sufficient |
| SL | sublingual |
| sol | solution |
| tab | tablet |
| w/o | without |
| u.d., ud | as directed |
| Rx | prescription |
| q.p.m., qpm, QPM | every afternoon or evening |
| q.h.s, qhs | every night at bedtime |
| q.d.s, qds, QDS | 4 times a day |
| t.d.s, tds, TDS | 3 times a day |
| q.l.d., qld, | every day |
| agit | stir/shake |
| alt. h. | every other hour |
| amt | amount |
| aq | water |
| bis | twice |
| B.M. | bowel movement |
| bol | as a large single dose (usually intravenously) |
| B.S.A | body surface areas |
| comp. | compound |
| D.A.W | dispense as written |
| dc, D/C, disc | discontinue |
| dil. | dilute |
| disp. | dispense |
| div. | divide |
| d.t.d | give of such doses |
| D.W. | distilled water |
| elix. | elixir |
| e.m.p. | as directed |
| H | hypodermic |
| gr | grain |
| ID | intradermal |
| inj. | injection |
| L.A.S. | label as such |
| liq | solution |
| lot. | lotion |
| m, min | a minimum |
| mcg | microgram |
| mist. | mix |
| nebul | spray |
| N.M.T | no more than |
| NS | normal saline (0.9%) |
| 1/2 NS | half normal saline (0.45%) |
| N.T.E. | not to exceed |
| per | by or through |
| pulv | powder |
| rep, rept. | repeats |
| s (usually w bar on top of the s) | without |
| supp | suppository |
| syr | syrup |
| tbsp | tablespoon |
| tsp | teaspoon |
| top. | topical |
| T.P.N. | total parenteral nutrition |
| u.d. | as directed |
| ung | ointment |
| U.S.P. | United States Pharmacopoeia |
| vag | vaginally |
| w/o | without |
| w | with |
| X | times |
| y.o., y/o, Y.O. | years old |
| AI | anti-inflammatory |
| amp | ampoule |
| ANTX | antibiotic treatment |
| AFC | anti-fungal cream |
| ATC | around the clock |
| B | before and after |
| BS | blood sugar |
| CBR | complete bed rest |
| cr, crm | cream |
| CST | continue same treatment |
| DNE | do not exceed |
| EC | emergency contraception |
| ECP | emergency contraception pill |
| ERX | electronic |
| HRM | high risk medication |
| IBF | Ibuprofen |
| M.D. | Medical Doctor |
| LD | low dose / lethal dose |
| MD | medium dose/ moderate dose |
| ML | medical Leave |
| MMRV | measles, mumps, rubella & varicella |
| NKA | no known allergies |
| NKDA | no known drug allergies |
| NR | not refillable |
| OTC | over the counter |
| P.A. | Pharmacy Assistant |
| pcv | pneumococcal conjugate vaccines |