As we've often been told, dose refers to a specified amount of medication taken at one time. Dosage, however, refers to the administering of a specific amount, number, and frequency of doses over a specified period of time.
What is the difference between doses and dosages?
Dose and Dosage Definitions
A dose refers to a specified amount of medication taken at one time. By contrast, the dosage is the prescribed administration of a specific amount, number, and frequency of doses over a specific period of time.
How do you write medication dosages?
Rules for Writing Drug Dosage Orders in the Apothecary System:
- The unit should come before the number. For example, to write five grains, we would write gr v, not v gr.
- All numbers should be written using Roman numerals. ...
- We should always use fractions instead of decimals.
