| A | B |
| ½ NS | one-half normal saline solution (0.45% sodium chloride) |
| 5-FU | 5-fluorouracil |
| 6-MP | 6-mercaptopurine |
| 6-TG | 6-thioguanine |
| Al(OH)3 | aluminum hydroxide |
| APAP | acetaminophen |
| Ara-C | cytarabine |
| ASA | aspirin (acetylsalicyclic acid) |
| AZT | zidovudine |
| B&O | belladonna and opium |
| BC | birth control |
| C | ascorbic acid |
| Ca Ca++ | calcium |
| CHF | congestive heart failure |
| Cl | chloride, chlorine |
| Cl- | chloride |
| CO | castor oil |
| Cod | codeine |
| CR | controlled release |
| D5W | dextrose 5% in water |
| DA | dopamine |
| DCN DN100 | Darvocet N-100 |
| DDAVP | desmopressin acetate |
| DES | diethylstilbestrol |
| DIG | digoxin |
| DM | dextromethorphan |
| doxy | doxycycline |
| EC | enteric coated |
| EC ASA | enteric coated aspirin |
| ER | extended release |
| ETOH | (ethyl) alcohol |
| F | fluorine |
| Fe, FE++ | iron |
| FeGluc | ferrous gluconate |
| FeSO4 | ferrous sulfate (iron) |
| H2O2 | hydrogen peroxide |
| HC | hydrocortisone |
| HCL | hydrochloric Acid |
| HCO3 | bicarbonate |
| HCO3 | bicarbonate |
| HCTZ | hydrochlorothiazide |
| HS | half strength |
| I | iodine |
| IBU | Ibuprofen (Motrin) |
| INH | isoniazid |
| INH | isoniazid |
| ISDN | isosorbide dinitrate |
| K K+ | potassium |
| KCl | potassium chloride |
| LA | long acting (time released) |
| LD | levodopa |
| LR | Lactated Ringer's solution |
| Mg Mg++ | magnesium |
| MgO | magnesium oxide |
| MgSO4 | magnesium sulfate |
| MOM | milk of magnesia |
| MS | morphine sulfate |
| MSO4 | morphine sulfate (careful) |
| MTX | methotrexate |
| MV | multiple vitamin |
| MVI | multivitamin |
| Na Na+ | sodium |
| NaCl | sodium chloride (normal Saline) |
| NaCl 0.9% | normal saline |
| NO | nitrous oxide |
| NPH | Neutral protamine Hagedorn (insulin) |
| NS | normal saline solution (0.9% sodium chloride) |
| NSAID | non-steroidal anti-inflammatory drug |
| NTG | nitroglycerin |
| OC | oral contraceptive |
| ORS | oral rehydration solution |
| PABA | p-amino benzoic acid |
| PAS | p-aminosalicylic acid |
| PB | phenobarbital |
| PCN | penicillin |
| PCP | phencyclidine |
| PDN | prednisone |
| PNV | prenatal vitamin |
| PTH | parathyroid hormone |
| PTU | propylthiouracil |
| PZI | protamine zinc |
| RS | Ringer's solution |
| SMX/TMP | sulfamethoxazole and trimethoprim |
| SMZ/TMP | sulfamethoxazole and trimethoprim |
| SR | slow release or sustained release |
| SS | Saline solution |
| SSKI | Saturated solution of potassium iodide |
| T3 | triiodothyroxine, liothyronine |
| T4 | Levothyroxine |
| TAC | triamcinolone |
| TCA | Trichloroacetic acid |
| TCN | tetracycline |
| TCN | tetracycline |
| TMP | trimethoprim |
| TMP/SMX | sulfamethoxazole and trimethoprim |
| TMP/SMZ | sulfamethoxazole and trimethoprim |
| TPN | total perenteral nutrition |
| TR | time release |
| U | Ultralente insulin |
| WFI | Water for injection |
| XL | extended release |
| XR | extended release |
| Zn, Zn++ | zinc |
| ZnSO4 access Pocket Guide to HIV, and see pp5-6 | zinc sulfate |