iodinated 125I serum albumin
a sterile, buffered, isotonic solution prepared to contain not less than 10 mg of radioiodinated normal human serum albumin per ml, and adjusted to provide not more than 1 mCi of radioactivity per mL; used as a diagnostic aid in determining blood volume and cardiac output.
Synonym(s): radioiodinated serum albumin
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Examples: glitazone, GI cocktail, etc.