Interpret the following medication orders:

1. naproxen 250 mg p.o. b.i.d.______________________________________________________
2. cefaclor 500 mg p.o. stat, then 250 mg q.8h ________________________________________

3. Ativan 10 mg IM q.4h p.r.n., agitation ______________________________________________
4. Mylanta 10 ml p.o. p.c. at bedtime_________________________________________________
5. atropine sulphate ophthalmic 1% 2 gtt o.d. q.15 min x 4 _______________________________

6. Compare and contrast t.i.d. and q.8h administration times. Include sample administration time for each in your explanation.

7. Describe your action if no method of administration is written?

8. Do q.i.d. and q4.h have the same meaning? Explain.

9. Name the seven parts of a written medication prescription.

10. Who determines the medication administration times?