Thallium-201

(pen-tetate)

💊 Chemical information

Talio 201.
CAS — 15064-65-0.
ATC — V09GX01 (thallium chloride ( 201 Tl)).
ATC Vet — QV09GX01 (thallium chloride ( 201 Tl)).
HALF-LIFE. 73.1 hours.

💊 Profile

Thallium-201, in the form of thallous chloride (201Tl), is given by intravenous injection for scanning the myocardium in the investigation of acute myocardial infarction. It is also used for myocardial perfusion imaging in cardiac stress testing of patients with ischaemic heart disease. Adenosine, dipyridamole, or dobutamine may be used to induce pharmacological stress in those patients unable to tolerate exercise. Other uses include muscle perfusion scintigraphy in peripheral vascular disorders, visualisation of brain and thyroid tumours and metastases, and the localisation of parathyroid adenomas and hyperplasia by thallium-201 and technetium-99m subtraction scanning.

💊 Preparations

Ph. Eur.: Thallous( Tl) Chloride Injection; USP 31: Thallous Chloride Tl 201 Injection.

Proprietary Preparations

Austria: DRN 8103.
Published November 18, 2018.