Sig code: frequency
QH medical abbreviation
QH means "every hour", from the Latin "quaque hora".
Each meaning matched at least two public references (3 in all for QH), checked October 23, 2026. The table lists them.
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What QH means
| Meaning | Latin origin | Where used | Checked against |
|---|---|---|---|
| every hour | quaque hora | Prescriptions, Medication labels |
Also written: q.h.
Example
Sample nursing order text: "check QH."
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 QH mean in medical terms?
QH means "every hour", from the Latin "quaque hora".
What does QH stand for in Latin?
QH comes from "quaque hora", meaning "every hour".
Where is QH used?
QH shows up in prescriptions and medication labels. Its category here is sig code: frequency.
Is QH on the Joint Commission Do Not Use list?
No. QH is not on the Joint Commission Do Not Use list or the ISMP error-prone list as checked on October 23, 2026.