Pharmacy

APAP medical abbreviation

APAP means "acetaminophen".

On the ISMP List of Error-Prone Abbreviations. ISMP suggests: Write the full drug name.

Each meaning matched at least two public references (3 in all for APAP), checked October 23, 2026. The table lists them.

Run it in Rivvi

Ask what APAP means in your note

Paste a sig line, a note, or a claim and Rivvi spells out each abbreviation and flags the ones on the Do Not Use list.

Ask Rivvi

Free to start. No card. Opens Rivvi, the AI workspace for healthcare teams.

What APAP means

Example

Sample shelf tag: "APAP" on a store-brand pain reliever box.

A made-up line that shows the abbreviation in place. It is not about any patient and is not an instruction.

Related abbreviations

  • NSAIDnonsteroidal anti-inflammatory drug
  • ASAaspirin
  • OTCover the counter
  • PRNas needed
  • POby mouth
  • MMRmeasles, mumps, and rubella

Elsewhere on Rivvi

Questions

What does APAP mean in medical terms?

APAP means "acetaminophen".

Where is APAP used?

APAP shows up in prescriptions and pharmacy. Its category here is pharmacy.

Is APAP on the Joint Commission Do Not Use list?

No, but ISMP lists APAP as an error-prone abbreviation. ISMP's suggested practice: Write the full drug name.

Source: NCI Thesaurus, including CDISC SDTM terminology (NCI EVS); NLM SPECIALIST Lexicon abbreviations file (LRABR); ISMP List of Error-Prone Abbreviations, Symbols, and Dose Designations (2024). Data as of October 23, 2026. Last updated October 23, 2026. How we source data. Spotted an error? Send a correction.

Back to all medical abbreviations

Try it on your own data today.

Free to start. Most teams are using it the same day.