sodium iodide I 123 · Medicine question

How is sodium iodide I 123 injection administered?

iatroX medicinesPublished 8 November 2026

The answer

Answer

Sodium iodide I 123 injection is administered intravenously, with the injection's activity measured immediately beforehand and imaging performed 3–6 hours afterward.

Sources for this answer

Sodium Iodide (123I) Injection 37 MBq/ml solution for injectionGE Healthcare Limited · emc · SmPC §4.2 Posology and method of administration · Version 1Document updated 23 May 2023

Sources checked 8 November 2026

Explore this learning need in CPDTake this topic to CPD, then choose your learning context and available question library.

Can sodium iodide I 123 injection cause hypersensitivity reactions?How much sodium per millilitre does the GE Healthcare Limited sodium iodide I 123 injection 37 MBq/ml product contain?What excipients are listed for the GE Healthcare Limited sodium iodide I 123 injection 37 MBq/ml product?Why is additional caution needed with sodium iodide I 123 injection in patients with renal or hepatic impairment?How can iodinated contrast materials affect the uptake of sodium iodide I 123?

loading page…

Answer

Sources for this answer

More questions about sodium iodide I 123

Answer

Sources for this answer

More questions about sodium iodide I 123

sodium iodide I 123

More clinical questions?