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no known allergy

A charting phrase meaning the client has no allergies that they or their records know of.

noh nohn AL-er-jee noun

What it means

Often written NKA. It covers drugs, foods, latex and other substances; NKDAen-kay-dee-ay (said as letters)No known drug allergies: a charting note that the client reports no allergic reactions to any medicine.Full entry (no known drug allergies) covers drugs only. "No known" means none have been found so far, not that the client cannot have an allergic reaction.

For the nurse

Ask about allergies to drugs, foods, latex and other substances at every admission, and before giving a new drug, and ask what happened during any past reaction. Record the answer the same way everywhere the facility requires.

At a glance

Also writtenNKA, no known allergies

Related terms

allergy

A reaction of the immune system to a substance that is harmless to most people.

NKDA

No known drug allergies: a charting note that the client reports no allergic reactions to any medicine.

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