A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
A61K49/00—Preparations for testing in vivo
A61K49/04—X-ray contrast preparations
A61K49/0433—X-ray contrast preparations containing an organic halogenated X-ray contrast-enhancing agent
A61K49/0447—Physical forms of mixtures of two different X-ray contrast-enhancing agents, containing at least one X-ray contrast-enhancing agent which is a halogenated organic compound
A61K49/0461—Dispersions, colloids, emulsions or suspensions