Iohexol MeSH Descriptor Data 2025

MeSH Heading: Iohexol
Tree Number(s): D02.241.223.100.400.880.400; D02.455.426.559.389.127.375.880.400
Unique ID: D007472
RDF Unique Identifier: http://id.nlm.nih.gov/mesh/D007472
Scope Note: An effective non-ionic, water-soluble contrast agent which is used in myelography, arthrography, nephroangiography, arteriography, and other radiographic procedures. Its low systemic toxicity is the combined result of low chemotoxicity and low osmolality.
Entry Term(s): Compound 545; Exypaque; Iohexol 350; Nycodenz; Omnipaque
Pharm Action: Contrast Media
Registry Numbers: 4419T9MX03; 0
Related Numbers: 66108-95-0
CAS Type 1 Name: 1,3-Benzenedicarboxamide, 5-(acetyl(2,3-dihydroxypropyl)amino)-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodo-
Previous Indexing: Triiodobenzoic Acids (1972-1986)
Public MeSH Note: 87
History Note: 87
Date Established: 1987/01/01
Date of Entry: 1986/06/03
Revision Date: 2013/07/08

Allowable Qualifiers: administration & dosage (AD)

adverse effects (AE)

analogs & derivatives (AA)

analysis (AN)

chemical synthesis (CS)

chemistry (CH)

classification (CL)

economics (EC)

history (HI)

isolation & purification (IP)

metabolism (ME)

pharmacokinetics (PK)

pharmacology (PD)

poisoning (PO)

radiation effects (RE)

standards (ST)

supply & distribution (SD)

therapeutic use (TU)

toxicity (TO)

Organic Chemicals [D02]
- Carboxylic Acids [D02.241]
  - Acids, Carbocyclic [D02.241.223]
    - Benzoates [D02.241.223.100]
      - Iodobenzoates [D02.241.223.100.400]
        
        Triiodobenzoic Acids [D02.241.223.100.400.880]
        
        Acetrizoic Acid [D02.241.223.100.400.880.020]
        
        Diatrizoate [D02.241.223.100.400.880.270]
        
        Iodamide [D02.241.223.100.400.880.375]
        
        Iodipamide [D02.241.223.100.400.880.380]
        
        Ioglycamic Acid [D02.241.223.100.400.880.390]
        
        Iohexol [D02.241.223.100.400.880.400]
        
        Iopamidol [D02.241.223.100.400.880.410]
        
        Iothalamic Acid [D02.241.223.100.400.880.430]
        
        Ioxaglic Acid [D02.241.223.100.400.880.450]
        
        Metrizamide [D02.241.223.100.400.880.520]
        
        Metrizoic Acid [D02.241.223.100.400.880.530]

Organic Chemicals [D02]
- Hydrocarbons [D02.455]
  - Hydrocarbons, Cyclic [D02.455.426]
    - Hydrocarbons, Aromatic [D02.455.426.559]
      - Benzene Derivatives [D02.455.426.559.389]
        
        Benzoates [D02.455.426.559.389.127]
        
        Iodobenzoates [D02.455.426.559.389.127.375]
        
        Triiodobenzoic Acids [D02.455.426.559.389.127.375.880]
        
        Acetrizoic Acid [D02.455.426.559.389.127.375.880.020]
        
        Diatrizoate [D02.455.426.559.389.127.375.880.270]
        
        Iodamide [D02.455.426.559.389.127.375.880.375]
        
        Iodipamide [D02.455.426.559.389.127.375.880.380]
        
        Ioglycamic Acid [D02.455.426.559.389.127.375.880.390]
        
        Iohexol [D02.455.426.559.389.127.375.880.400]
        
        Iopamidol [D02.455.426.559.389.127.375.880.410]
        
        Iothalamate Meglumine [D02.455.426.559.389.127.375.880.420]
        
        Iothalamic Acid [D02.455.426.559.389.127.375.880.430]
        
        Ioxaglic Acid [D02.455.426.559.389.127.375.880.450]
        
        Metrizamide [D02.455.426.559.389.127.375.880.520]
        
        Metrizoic Acid [D02.455.426.559.389.127.375.880.530]

Iohexol Preferred

Omnipaque Narrower

Nycodenz Narrower

Exypaque Narrower

Compound 545 Narrower

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