Sig code: route
IM medical abbreviation
IM means "intramuscular".
Each meaning matched at least two public references (6 in all for IM), checked October 23, 2026. The table lists them.
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What IM means
| Meaning | Latin origin | Where used | Checked against |
|---|---|---|---|
| intramuscular | None | Prescriptions, Medication labels |
|
Also written: i.m.
Example
Sample order text: "give IM in the deltoid."
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 IM mean in medical terms?
IM means "intramuscular".
Where is IM used?
IM shows up in prescriptions and medication labels. Its category here is sig code: route.
Is IM on the Joint Commission Do Not Use list?
No. IM is not on the Joint Commission Do Not Use list or the ISMP error-prone list as checked on October 23, 2026.