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Sig Codes
Prescriptions
| Question | Answer |
|---|---|
| a.d. | right ear |
| a.s. / a.l. | left ear |
| a.u. | each ear |
| o.d. | right eye (oculus dexter) |
| o.s. / o.l. | left eye (oculus sinister) |
| o.u. | each eye |
| p.o. | by mouth (per os) |
| S.L. | sublingually, under the tounge |
| per neb | by nebulizer |
| top. | topically, locally |
| p.r. | rectally, into the rectum |
| p.v. | vaginally, into the vagina |
| i.m. / IM | intramuscular |
| i.v. / IV | intravenous |
| i.v.p. / IVP | intravenous push |
| IVPB | intravenous piggyback |
| SC / subc / subq | subcutaneously |
| tab. | tablet |
| cap | capsule |
| SR / XR / XL | slow/ extended release |
| sol | solution |
| susp | suspension |
| sry | syrup |
| liq. | liquid |
| supp. | suppository |
| crm | cream |
| ung. / oint | ointment |
| q.d. | everyday (quaque die) |
| bid | twice a day (bis in die) |
| tid | three times a day (ter in die) |
| qid | four times a day (quater in die) |
| a.m. | in the morning |
| p.m. | afternoon or evening |
| h.s. | at bedtime (hora somni) |
| prn | as needed (pro re nata) |
| a.c. | before food, before meals (ante cibum) |
| p.c. | after food, after meals (post cibum) |
| stat. | immediately |
| q__h | every____hour(s) |
| qod | every other day |
| i, ii, iii, or iiii | one, two, three, ect. |
| ss | one half |
| gtt. | drop (gutta) |
| ml / mL | milliliter, millilitre |
| tsp. | teaspoon (=5 ml) |
| tbsp. | tablespoon (=15 ml) |
| fl. oz. | fluid ounce (=30ml) |
| l / L | liter / Litre |
| mcg. | microgram |
| mg. | milligram |
| g. / G. / gm. | gram |
| mEg. | milliequivalent |
| a.a. / ad | of each |
| ad | to, up to |
| aq. ad | add water up to |
| qs / q.s. ad | add sufficient quantity to make |
| UTD | as directed |
| NR / ø | no refill |
| c, w/ | with |
| s, w/ | without |
| aq / aqua | water |
| BSA | body surface area |
| c.c. | cubic centimeter (1cc~ 1 ml) |
| c.c. | with food. with meals |
| gr. | grain (1 gr ~ 65 mg) |
| NS | normal saline |
| per g. button | by / through gastric button |
| per n.g.t. | by / through naso-gastric tube |
| Sig. | write, lable (sigma) |
| SOB | shortness of breath |
| troche | lozenge |
| tuss. | cough |
| i po qd | take one tablet by mouth daily |
| ii stat, i po QID x 100 | take two capsules by mouth immediatly. then take one capsule four times daily for ten days |
| i q a.m. | take one capsule by mouth every morning |
| i q 8h ou | install one drop into each eye every 8 hours |
| DAW | dispense as written |
| wk | week |
| npo | nothing by mouth |
| NKA | no known allergy |
| NKDA | no known drug allergy |
| ii cap po qid prn itching (for diphenhydramine capsules) | take two capsules by mouth four times a day as needed for itching |
| i on qhs off qam (for nitroglycerin transdermal systems) | apply one patch every night at bed time and remove every morning |
| 1/2 in q6 h (for nitroglcerine ointment) | apply one-half inch of ointment every six hours |
| 120 mg po tid ac( for nateglinide 60 mg tablets) | take two tablets by mouth three times a day before meals |
| 10 mEq bid (for potassium chloride 20 mEq tablets) | take one-half tablet twice a day |
| ii gtt qr h right eye (for tobramycin eyedrops) | instill two drops into the right eye every four hours |
| i wk 30 minutes ac breakfast c H2O (for alendronate tablets) | take one tablet with a glass of water one-half hour before breakfast every seven days |