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Timing Abbreviations
Medication timing abbreviations for HLHS
| Term | Definition |
|---|---|
| BID | To be taken twice daily From the Latin phrase "bis in die", which means "two in a day" |
| TID | To be taken three (3) times daily From the Latin phrase ter in die, which means "three in a day" |
| Q | To be taken every x Ex. Q4hr would mean every 4(x) hours or Q3 days would be every 3(x) days. |
| QD * | To be taken daily From the Latin phrase quaque die, which means "each day" *the usage of this term is considered widely prohibited* |
| QID * | To be taken four (4) times daily From the Latin phrase quater in die, which means "four in a day" *the usage of this term is considered widely prohibited* |
| QHS | To be taken at night From the Latin phrase quaque hora somni, which means "each night at the hour of sleep" |
| AC | To be taken before meals From the Latin phrase ante cibum, which means "before food" |
| PC | To be taken after meals From the Latin phrase post cibum, which means "after food" |
| PRN | To be taken as needed From the Latin phrase per re nata, which means "as the need arises" |
| Ad lib | To be taken as desired |