Medical Abbreviations
a.c before meals q.n.s. insufficient quantity
b.i.d. twice a day q.s. sufficient quantity
nocte night Rx Prescription
p.c. after meals stat At once
p.o By mouth t.i.d. three times a day
p.r.n allowable whenever necessity demands s.o.s when necessary
q. every, each ung. ointment
q.d. every day mitte send
q.h. every hour mane morning
q.2h every two hours vesper evening
q.i.d. four times a day e.o.d every other day