What is Pentagastrin used for?

Pentagastrin is used as a diagnostic tool to help measure how much acid your stomach secretes.

How is Pentagastrin administered?

Pentagastrin is not taken by mouth; it is given through an injection.

No, Pentagastrin is a parenteral medication, meaning it is administered by injection.

Pentagastrin was first approved in 1974.

Yes, Pentagastrin is categorized as a natural product.

Pentagastrin is classified as a small molecule.

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Diagnostic aid for gastric secretion

Pentagastrin is a small molecule used as a diagnostic aid to indicate gastric secretion levels.

Used for

Measuring gastric secretion

Conditions

Gastric secretion issues

Class

Diagnostic AidDiagnostic aid for gastric secretionGastrointestinal

FormsParenteral (injection)

RoutesInjection

This drug is administered via injection rather than orally.

Questions to ask

Educational summary derived from FDA labeling, AI-assisted. Not medical advice — consult a healthcare professional. Updated 2026-04-26.