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What Does PP Mean in Medical Terms?
PP stands for per protocol. Analysing only participants who followed the study plan.
per protocol
Analysing only participants who followed the study plan.
Where you will see PP
You will most often see PP in medical charts and clinical notes.
Example
A chart note might use “PP” as shorthand for per protocol when documenting a patient's care.
Related abbreviations
- A&O x4 — alert and oriented times four (person place time situation)
- a.m. — ante meridiem (morning)
- A/P — assessment and plan
- AC — anterior chamber (eye)
- ACG — angle-closure glaucoma
- ACIOL — anterior chamber intraocular lens
- ACR — American College of Radiology (appropriateness context)
- acuity — patient acuity (severity level)
Browse the full Medical Abbreviations guide — 5,715 entries, searchable A–Z and by specialty.
Educational reference only. This guide is for learning and quick reference. Abbreviations vary between hospitals, countries and specialties, and some are discouraged because they can be misread. Always write and interpret orders using your own institution’s approved abbreviation list, and check anything unclear with the prescriber or your local policy.