Sig code: dosage form

DPI medical abbreviation

DPI means "dry powder inhaler".

Each meaning matched at least two public references (2 in all for DPI), checked October 23, 2026. The table lists them.

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What DPI means

MeaningLatin originWhere usedChecked against
dry powder inhalerNonePrescriptions, Medication labels

Example

Sample label text: "DPI, one inhalation."

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

Related abbreviations

  • MDImetered dose inhaler
  • CAPcapsule; community-acquired pneumonia
  • POby mouth
  • CRcreatinine
  • ERextended release; estrogen receptor
  • GTTdrop; glucose tolerance test; drops

Elsewhere on Rivvi

Questions

What does DPI mean in medical terms?

DPI means "dry powder inhaler".

Where is DPI used?

DPI shows up in prescriptions and medication labels. Its category here is sig code: dosage form.

Is DPI on the Joint Commission Do Not Use list?

No. DPI is not on the Joint Commission Do Not Use list or the ISMP error-prone list as checked on October 23, 2026.

Source: NLM SPECIALIST Lexicon abbreviations file (LRABR); FDA Acronyms and Abbreviations. Data as of October 23, 2026. Last updated October 23, 2026. How we source data. Spotted an error? Send a correction.

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