Swelling of the salivary glands after administration of iodinated contrast is a very rare adverse reaction. Its etiology is not clear and although it has a benign course associated complications have been reported. We report two cases of acute bilateral sialadenitis after intravenous iodinated contrast in 60 and 63 year-old men who underwent a computed tomography scan in the previous days. Copyright © 2017 SERAM. Publicado por Elsevier España, S.L.U. All rights reserved.