Indigotindisulfonate sodium Excipient (pharmacologically inactive substance)What is it?Indigotindisulfonate sodium, also known as indigo carmine, is a blue dye used in medical imaging to measure kidney function and as a special stain for Negri bodies.[1] Share this Article Latest News Medical News Colorectal, gastric cancers: Why are they occurring earlier in life? Jul 09, 2025 Rheumatoid arthritis: Could a test tell which biologic may be best? Thimerosal: Expert debunks claims about safety of vaccine ingredient Cough medicine may help slow down Parkinson's dementia Does daydreaming make you smarter? Alzheimer's disease: Do breast cancer survivors have a lower risk? Related Drugs Fidanacogene Elaparvovec Cerave Anti-Itch Centrum Adult Crovalimab Cyltezo Prefilled Syringe Zepbound Pen Mylanta One Uretron Ds Medihoney Wound And Burn Dressing Lidotrode