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 Diabetes: Why metformin may weaken the benefits of exercise Nov 12, 2025 Liver disease: Common cleaning chemical linked 3 times higher risk Dementia: Biomarker of heart damage may raise risk by 38% Can changes in gut bacteria predict the risk of heart disease? Antidepressants and the gut: What to know, according to experts Could vitamin D3 help protect against a second heart attack? 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