Prescription Terms Defined
a.c.
| before meals
|
p.c.
| after meals |
h.s.
| at bedtime |
p.r.n.
| as needed |
q.4.h.
| every four hours |
q.i.d.
| four times a day |
| t.i.d. | three times a day |
| b.i.d. | twice a day |
q.d.
| daily |
q.o.d.
| every other day |
| caps | capsule |
gtts
| drops |
| p.o. | by mouth |
