| Code | Display | status | deprecated | v2-concComment | v2-concCommentAsPub | Comments |
|---|
 Q<integer>S | every <integer> seconds | D | D | | This is not a real code, but guidelines how to construct the codes. | This is not a real code, but guidelines how to construct the codes. | | |
| Q<integer>M | every <integer> minutes | D | D | | This is not a real code, but guidelines how to construct the codes. | This is not a real code, but guidelines how to construct the codes. | | |
| Q<integer>H | every <integer> hours | D | D | | This is not a real code, but guidelines how to construct the codes. | This is not a real code, but guidelines how to construct the codes. | | |
| Q<integer>D | every <integer> days | D | D | | This is not a real code, but guidelines how to construct the codes. | This is not a real code, but guidelines how to construct the codes. | | |
| Q<integer>W | every <integer> weeks | D | D | | This is not a real code, but guidelines how to construct the codes. | This is not a real code, but guidelines how to construct the codes. | | |
| Q<integer>L | every <integer> months (Lunar cycle) | D | D | | This is not a real code, but guidelines how to construct the codes. | This is not a real code, but guidelines how to construct the codes. | | |
| Q<integer>J<day#> | repeats on a particular day of the week, | D | D | | This is not a real code, but guidelines how to construct the codes. | This is not a real code, but guidelines how to construct the codes. | From the French jour (day). If <integer> is missing, the repeat rate is assumed to be 1. Day numbers are counted from 1=Monday to 7=Sunday. So Q2J2 means every second Tuesday; Q1J6 means every Saturday. | From the French jour (day). If <integer> is missing, the repeat rate is assumed to be 1. Day numbers are counted from 1=Monday to 7=Sunday. So Q2J2 means every second Tuesday; Q1J6 means every Saturday. | |
| BID | twice a day at institution-specified times | A | A | | (e.g., 9AM-4PM) | (e.g., 9AM-4PM) | (e.g., 9AM-4PM) | (e.g., 9AM-4PM) | |
| TID | three times a day at institution-specified times | A | A | | (e.g., 9AM-4PM-9PM) | (e.g., 9AM-4PM-9PM) | (e.g., 9AM-4PM-9PM) | (e.g., 9AM-4PM-9PM) | |
| QID | four times a day at institution-specified times | A | A | | (e.g., 9AM-11AM-4PM-9PM) | (e.g., 9AM-11AM-4PM-9PM) | (e.g., 9AM-11AM-4PM-9PM) | (e.g., 9AM-11AM-4PM-9PM) | |
| xID | "X" times per day at institution-specified times, where X is a numeral 5 or greater. | D | D | | This is not a real code, but guidelines how to construct the codes. | This is not a real code, but guidelines how to construct the codes. | (e.g., 5ID=five times per day; 8ID=8 times per day) | (e.g., 5ID=five times per day; 8ID=8 times per day) | |
| QAM | in the morning at institution-specified time | A | A | | | | |
| QSHIFT | during each of three eight-hour shifts at institution-specified times | A | A | | | | |
| QOD | every other day | A | A | | (same as Q2D) | (same as Q2D) | (same as Q2D) | (same as Q2D) | |
| QHS | every day before the hour of sleep | A | A | | | | |
| QPM | in the evening at institution-specified time | A | A | | | | |
| C | service is provided continuously between start time and stop time | A | A | | | | |
| U <spec> | for future use, where <spec> is an interval specification as defined by the UNIX cron specification. | D | D | | This is not a real code, but guidelines how to construct the codes. | This is not a real code, but guidelines how to construct the codes. | | |
| PRN | given as needed | A | A | | | | |
| PRNxxx | where xxx is some frequency code | D | D | | This is not a real code, but guidelines how to construct the codes. | This is not a real code, but guidelines how to construct the codes. | (e.g., PRNQ6H); given as needed over the frequency period. | (e.g., PRNQ6H); given as needed over the frequency period. | |
| Once | one time only. | A | A | | This is also the default when this component is null. | This is also the default when this component is null. | This is also the default when this component is null. | This is also the default when this component is null. | |
| Meal Related Timings | <timing>C ("cum")<meal> | D | D | | This is not a real code, but guidelines how to construct the codes. | This is not a real code, but guidelines how to construct the codes. | | |
| A | Ante (before) | D | D | | This is not a real code, but guidelines how to construct the codes. | This is not a real code, but guidelines how to construct the codes. | | |
| P | Post (after) | D | D | | This is not a real code, but guidelines how to construct the codes. | This is not a real code, but guidelines how to construct the codes. | | |
| I | Inter | D | D | | This is not a real code, but guidelines how to construct the codes. | This is not a real code, but guidelines how to construct the codes. | (e.g., between this meal and the next, between dinner and sleep | (e.g., between this meal and the next, between dinner and sleep | |
| M | Cibus Matutinus (breakfast) | D | D | | This is not a real code, but guidelines how to construct the codes. | This is not a real code, but guidelines how to construct the codes. | | |
| D | Cibus Diurnus (lunch) | D | D | | This is not a real code, but guidelines how to construct the codes. | This is not a real code, but guidelines how to construct the codes. | | |
| V | Cibus Vespertinus (dinner) | D | D | | This is not a real code, but guidelines how to construct the codes. | This is not a real code, but guidelines how to construct the codes. | | |