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Pharmacology abbrevs

1/12 1 a month
1/52 1 a week
Ac.a.c Before meals
Bid, b.i.d Twice daily
Cap Capsule
Gtt, gtts Drop, drops
Mg Milligram
ML,, ml Milliliter
Npo, n.p.o Nothing by mouth
Ou Both eyes
P.c. After meals
P.o. Per is (by mouth)
Prn As needed
Q.a.m Every morning
Q.D, qd Every day or once daily
Q.o.d. Every other day
Q.p.m. Every day afternoon or every evening
Qh Every hour
Q.i.d. Four times a day
Rx Prescription
Sc Subcutaneous
SL, sl Under the tongue (dissolve)
Ss Sliding scale (for insulin)
STAT Immediately
T.i.d, tid Three times a day
Tab Tablet
TX Treatment
Ung Ointment
ASAP as soon as possible
ODB ontario drug benefit
OTC over the counter
q_h every other hour
x 3 days for 3 days