IP

Medical Abbreviation
IP

IP is a medical abbreviation with more than one meaning — most commonly Inpatient. Its meaning depends on the clinical context.

What does IP mean?

MeaningContextField
InpatientAdmitted to hospitalGeneral
IntraperitonealInto the abdominal cavityPharmacy

Why it matters

IP usually means inpatient (admitted to hospital), contrasted with OP (outpatient), but can mean intraperitoneal as a route.

Frequently asked questions

What is the difference between IP and OP?

IP means inpatient (admitted to hospital overnight or longer), while OP means outpatient (seen and sent home the same day).

Related abbreviations

OP · ED · ADL

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Study reference only — not medical advice. Always consult qualified sources and supervisors for clinical decisions.