Sig code: frequency
QHS medical abbreviation
QHS means "every night at bedtime", from the Latin "quaque hora somni".
Each meaning matched at least two public references (3 in all for QHS), checked October 23, 2026. The table lists them.
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What QHS means
| Meaning | Latin origin | Where used | Checked against |
|---|---|---|---|
| every night at bedtime | quaque hora somni | Prescriptions, Medication labels |
Also written: q.h.s.
Example
Sample label text: "take QHS."
A made-up line that shows the abbreviation in place. It is not about any patient and is not an instruction.
Related abbreviations
Elsewhere on Rivvi
Questions
What does QHS mean in medical terms?
QHS means "every night at bedtime", from the Latin "quaque hora somni".
What does QHS stand for in Latin?
QHS comes from "quaque hora somni", meaning "every night at bedtime".
Where is QHS used?
QHS shows up in prescriptions and medication labels. Its category here is sig code: frequency.
Is QHS on the Joint Commission Do Not Use list?
No. QHS is not on the Joint Commission Do Not Use list or the ISMP error-prone list as checked on October 23, 2026.