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Rose Bengal (131I) Sodium



CAS registry number (Chemical Abstracts Service)


Chemical Formula


Molecular Weight


Therapeutic Category

Diagnostic agent, liver function

Chemical Name

Fluorescein, 4,5,6,7-tetrachloro-2',4',5',7'-tetraiodo-, disodium salt, labeled with I-131

Foreign Names

  • Roseum bengalese (¹³¹I) natrium (Latin)
  • Bengalrosa[¹³¹I]natrium (German)
  • Rose bengale (¹³¹I) sodique (French)
  • Rosa bengala sodica (¹³¹I) (Spanish)

Generic Names

  • Rose Bengal Sodium I 131 (OS: USAN)
  • Rose Bengal Sodium I 131 Injection (PH: USP 32)
  • Rosei Bengalensis [¹³¹I] Natrici (PH: Ph. Int. 2)

Brand Name


OSOfficial Synonym
PHPharmacopoeia Name
Rec.INNRecommended International Nonproprietary Name (World Health Organization)
USANUnited States Adopted Name

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Important Notice: The international database is in BETA release. This means it is still under development and may contain inaccuracies. It is not intended as a substitute for the expertise and judgement of your physician, pharmacist or other healthcare professional. It should not be construed to indicate that the use of any medication in any country is safe, appropriate or effective for you. Consult with your healthcare professional before taking any medication.