Which of follow is a non ionic contrast agent ?: (A) Ioxoglate, (B) Iohexol, (C) Iothalamate, (D) Amidotrizoate
Answer is B. Ioxoglate is ionic dimer contrast agent Iohexol is non ionic monomer contrast agent Iothalamate and Amidotrizoate are ionic monomer contrast agents Also remember : Iodixanol and iotrolan are non ionic dimer contrast agents