Answer
Proton pump inhibitors are associated with increased gastric uptake of rubidium chloride Rb-82, potentially causing spillover that affects interpretation of adjacent myocardium on PET myocardial perfusion imaging; withholding them for more than 36 hours beforehand may reduce this spillover.
Sources for this answer
- Cardiogen-82 3.3-5.6 GBq radionuclide generatorBracco UK Limited · emc · SmPC §4.5 Interaction with other medicinal products · Version 1Document updated
Sources checked