Frequency and duration
Frequency and duration should be clearly written. Wrong frequency may lead to under-dosing which may result in ineffective treatment. On the other hand, overdosing may lead to side-effects affecting patient safety.
Below are the abbreviations that can be used to indicate the frequency and duration of medication administration.
Below are the abbreviations that can be used to indicate the frequency and duration of medication administration.
Drag the words to the correct abbreviations.
Frequency
OD:
ON:
BD:
TDS:
QID or QDS:
PRN:
Stat:
EOD:
Once a week
Once a month
Duration
1/7:
1/52:
1/12:
- Once daily
- Once at night
- Twice daily
- Three times a day
- Four times a day
- When necessary
- Immediately
- Every other day
- 1 day
- 1 week
- 1 month