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Chapter 2
timing abbreviation
| Term | Definition |
|---|---|
| BID | Twice daily |
| TID | Three times daily |
| Q | Every… (example: Q4hr= every 4 hours. Q3 days= every 3 days) |
| QD | Daily |
| QID | Four times daily |
| QHS | At night |
| AC | Ante cibum Before meal |
| PC | Post cibum after meal |
| prn | As needed |
| ad lib | As desired |