Abbreviations

a.c.       before meals or food b.i.d.     twice daily h.s.       at bedtime
p.c.        after meals p.o.        by mouth p.r.n.      as needed
O.D.      right eye O.S.      left eye O.U.      each eye
mcg      microgram(s) mg        milligram(s) mEq     milliequivalent(s)
mL        milliliter(s) q.o.d.    every other day q.h.        every hour
q.4h.      every four hours q.8h.      every eight hours q.i.d.      four times a day
q.o.d.    every other day t.i.d.       three times a day    

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Samples

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Amikacin 430 mg p.o. q.8h.

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Meropenem 1 gram IV q.8h.

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Cisapride 10 mg p.o. q.i.d. p.r.n.

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Keflex 500 mg p.o. q.i.d.

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Enteric-coated aspirin 81 mg p.o. q.d.

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Remeron 30 mg p.o. q.h.s.

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Pepcid 20 mg p.o. q.h.s.

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Lescol 20 mg p.o. q.h.s.

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Morphine soluble tablets one p.o. q.2-4h. p.r.n. breakthrough pain.

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Paxil 40 mg p.o. q.d.

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Neurontin 300 mg five to six times per day.

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Dextromethorphan 15 mg p.o. t.i.d.

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Prescriptive Terms

bulletACE inhibitors
bulletafterload
bulletbeta blockers
bulletcalcium channel blocker
bulletcatheter
bulletcream
bulletDosepak (Medrol)
bulletelixir
bulletgargle
bulletintradermal
bulletintrathecal
bulletIV (intravenous)
bulletIM (intramuscular)
bulletinhalers
bulletlozenge
bulletMAO
bulletparenteral (route of administration other than by mouth)
bulletp.o. (by mouth)
bulletpush
bulletsubcutaneous ("sub-q")
bulletsublingual
bullettopical
bullettransdermal (patches)
bullettincture
bullettroche

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Tips

bulletAlways verify the spelling of drugs and their dosage amounts in your drug book. 
bulletMake sure the drugs are consistent with the patient's diagnoses.
bulletWatch for sound-alikes, such as Xanax and Zantac, etc.
bulletRefer to your AAMT Book of Style for prescription formatting tips.

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Drug Terminology -- Match each drug type with its definition

1. analgesic

A.used to treat edema and hypertension by causing the kidneys to excrete more sodium and water
2. antiemetic B. produces mood elevation
3. antihypertensive C.raises blood pressure by constricting the smooth muscle of blood vessels
4. antipruritic D. used in chemotherapy
5. antitussive E. suppresses pain without producing sedation
6. antidepressant F. prevents or relieves itching
7. diuretic G. kills pathogenic bacteria
8. antibiotic H. prevents or relieves vomiting
9. vasodilator I. improves blood flow by relaxing the smooth muscle of blood vessels
10. vasopressor J. suppresses coughing
11. antineoplastic K. lowers high blood pressure

Answers: 1 E; 2 H; 3 K; 4 F; 5 J; 6 B; 7 A; 8 G; 9 I; 10 C; 11 D