Regulatory PathRegulatory requirements compared

Active substance

Iothalamate

Open in the medicines table

US FDA United States — FDA approvals (Drugs@FDA)

ProductStrengthForm · routeApplicantStatusFirst approved
CYSTO-CONRAY43%solution · intravesical, ureteralLIEBEL-FLARSHEIMPrescription17 Apr 1972
CYSTO-CONRAY II17.2%solution · intravesicalLIEBEL-FLARSHEIMPrescription17 Apr 1972
CONRAY60%injectable · injectionLIEBEL-FLARSHEIMDiscontinued16 Aug 1962
CONRAY 4343%injectable · injectionLIEBEL-FLARSHEIMDiscontinued16 Aug 1962
CONRAY 40066.8%injectable · injectionMALLINCKRODTDiscontinued30 Sep 1963
VASCORAY52%;26%injectable · injectionMALLINCKRODTDiscontinued26 Jan 1971
CONRAY 3030%injectable · injectionLIEBEL-FLARSHEIMDiscontinued6 Aug 1971
CONRAY 32554.3%injectable · injectionMALLINCKRODTDiscontinued7 Sep 1976
ANGIO-CONRAY80%injectable · injectionMALLINCKRODTDiscontinued26 Apr 1996

Safety signals and safety-related labeling changes

  • US FDA 26 Apr 2023 CONRAY — safety-related labeling change
    Labeling sections changed: Contraindications; Warnings and Precautions; Adverse Reactions; Use in Specific Populations; Patient Counseling Information / Patient Information / Medication Guide
  • US FDA 26 Apr 2023 CONRAY 43 — safety-related labeling change
    Labeling sections changed: Contraindications; Warnings and Precautions; Adverse Reactions; Use in Specific Populations; Patient Counseling Information / Patient Information / Medication Guide
  • US FDA 5 Apr 2017 CONRAY 30 — safety-related labeling change
    Labeling sections changed: Contraindications; Warnings and Precautions; Adverse Reactions; Use in Specific Populations; Patient Counseling Information / Patient Information / Medication Guide

All safety entries for iothalamate →

Values as published by each source: SFDA human drug list (4-2026, as published by the Council of Health Insurance; indications from the CHI Daman Drug Formulary), Drugs@FDA, EMA medicines data, Health Canada Drug Product Database (Open Government Licence – Canada), CMS NADAC, NHS Drug Tariff Part VIIIA (NHSBSA Copyright, Open Government Licence v3.0), WHO Model List of Essential Medicines (CC BY 3.0 IGO; regrouped by active substance, not created by WHO), EMA PRAC, US FDA safety-related labeling changes and MHRA Drug Safety Update (Open Government Licence v3.0). Sources and reuse. Not a substitute for the official registers or the product information.