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1. /: per
2. a:before
3. aa: of each
4. ac:before meals
5. ad lib: as desired
6. AD, ad: right ear
7. AM, am: morning
8. amp: ampules/ampoule
9. APAP: acetaminophen
10. aq:water
11.AS, as: left ear
12.ASA: acetylsalicylic acid (aspirin)
13.AU, au:both ears
14.bid: twice a day
15. Ca, Ca++: Calcium
16. cap: capsule
17. cc: cubic centimeter
18. Cl: chloride or chlorine
19. CR: controlled release
20. DAW: dispense as written
21. DC, dc, d/c: discontinue
22. DCN, DN 100: darvocet n 100
23. disp: dispense
24. DM: dextromethorphan
25. DW: distilled water26. Dx: diagnosis
27. ECT: enteric coated tablet
28. eq: equivalent
29. ER, XL, XR: extended release
30. EtOH: Ethyl Alcohol
31. Fe, FE++: iron
32. FeSO4: ferrous sulfate
33. fl, fld: fluid
34. g, gm: gram
35. gr: grain
36. gtt: drops
37. h, hr: hour
38. HA: headache
39. HCO3: Bicarbonate
40. HCT: hydrocortisone
41. HCTZ: hydrochlorothiazide
42. HS: half strength
43. hs: at bedtime
44. hs:bedtime
45. Hx: history
46. IA: intra-arterial
47. ID: intradermal
48. IM: intramuscular
49. INH: isoniazid
50. INJ, inj: inject injection
51. IV: intravenous
52. K, k++: potassium
53. L, l: liter
54. LA: long acting
55. liq: liquid
56. mcg, ug: microgram
57. MDI: Metered Dose Inhaler
58. mEq: milliequivalent
59. mg: milligram
60. Mg, Mg++: Magnesium
61. MgSO4: Magnesium Sulfate
62. mixt: mixture
63. ml: milliliter
64. mm: millimeter
65. MSO4: morphine sulfate
66. MTX: methotrexate
67. n/v: nausea and vomitting
68. Na, Na+: sodium
69. NaCl: Sodium Chloride70. neb: nebulizer
71. npo: nothing by mouth
72. NS: normal saline
73. NTG: nitroglycerin
74. od: right eye
75. oint: ointment
76. ophth: instill in eye
77. os: left eye
78. otic: instill in ear
79. ou:both eyes
80. oz: ounces
81. p.m.: Nighttime
82. pc: after meals
83. PCN: penicillin
84. po:by mouth
85. pr: per rectum
86. prn: as needed
87. PTU: propylthiouracil
88. q: every
PTCB: Assisting the Pharmacist: Sig CodesStudy online at
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7/29/2019 PTCB Assisting the Pharmacist
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89. q4h: every 4 hours
90. qd: every day
91. qh: every hour
92. qid: 4 times a day
93. qs: sufficient quantity
94. Rx: prescription (recipe)
95. sl: sublingually96. SOB: shortness of breath
97. sol: solution
98. sq, subq: subcutaneous
99. SR: slow release or
sustained release
100. ss: 1/2
101. supp: suppository
102. susp: suspension
103. Sx: symptoms
104. syr: syrup105. tab: tablet
106. tbsp: tablespoon
107. TCN: tetracycline
108. tid: 3x's a day
109. tinct: tincture
110. tiw: 3x's daily
111. TR: time release
112. tsp, tea: teaspoonful
113. Tx: treatment
114. u: units
115. ud: as directed
116. ung: ointment
117. UTI: urinary tract infection
118. vag:vaginally
119. Zn, Zn++: Zinc
120. ZnSO4: Zinc Sulfate
