Prescription Abbreviations

Abbreviation	Meaning	Abbreviation	Meaning
a.c.	before meals	o.d.	right eye
a.d.	right ear	o.s.	left eye
a.s.	left ear	o.u.	both eyes
a.u.	both ears	p.c.	after meals
ad lib.	as much as desired	PO	orally
amp.	ampule	p.r.n.	when required
aq.	water	q.	every
b.i.d.	twice daily	q4h, etc.	every 4 hours
c.	with	q.i.d.	four times daily
cap.	capsule	q.o.d.	every other day
cc	cubic centimeter	q.s. or q.s. ad	quantity sufficient to make
disp.	dispense	Rx	take
g or gm	gram	S., or Sig.	Indicates directions to be given on the label of a prescription
gtt(s)	drop(s)	s.i.d.	once a day
h.	hour	stat	immediately
h.s.	at bedtime	Subcut, SC	subcutaneous
IM	intramuscular	SubQ, SQ	subcutaneous
IP	intraperitoneal	susp.	suspension
IV	intravenous	tab	tablet
lb	pound	Tbsp.	tablespoon (15 ml)
m²	meters squared	tsp.	teaspoon (5 ml)
mg	milligrams	t.i.d.	three times daily
ml	milliliter	Ut dict.	as directed

Medi-Vet Animal Health, LLC
69142 Highway 59, Unit E, Mandeville, LA 70471
Telephone: (800) 668-9698 Local (985) 875-7533
Fax: (800) 640-3274 Local Fax: (985) 875-7530