| Abbreviation | Definition |
|---|---|
| QbR | Question-based Review |
| QD | Quaque in Die (once daily) |
| QHS | at bedtime |
| QID | Quater In Die (Four Times a Day) |
| QIS-P | Quality Information Summary - Pharmaceuticals |
| QMIS | Quality Management Information System |
| QMS | Quality Management Staff |
| QMS | Quality Management System |
| QMS(CDER) | Quality Management Staff (CDER) |
| QNS | Quantity Not Sufficient |
| QOD | Quaque Altere Die (take every other day) |
| QOS | Quality Overall Summary |
| QS | Quality System |
| QSAR | Quantitative Structure Activity Relationship |
| QSI | Quality Step Increase |
| QSIT | Quality System Inspection Technique |
| QSR | Quality System Record |
| QSR | Quality System Regulation |
| QSR | Quality System Representative |
| QTV | Qualified Through Verification |