blood verapamil metabolism measurement brain uptake index of verapamil 2019-05-22T16:10:22Z BUI of verapamil CMO:0003177 PMID:24985475 This is a calculated measurement in which the amount of verapamil in brain 15 seconds after an injection of verapamil into the carotid artery is divided by the injected amount of verapamil and presented as a percentage. VT:0000075 clinical_measurement_ontology percentage of injected verapamil found in brain sjwang