Efficacy and safety of oral beclomethasone dipropionate and budesonide MMX <i>versus</i> 5-aminosalicylates or placebo in ulcerative colitis: a systematic review and meta-analysis.

"Declarations Ethics approval and consent to participate: Not required.Consent for publication: None.Author contributions:Brigida Barberio: Conceptualization; Data curation; Formal analysis; Investigation; Methodology; Project administration; Writing – original draft.Ilaria Marsilio: Conceptualization; Data curation; Investigation; Methodology; Writing – review & editing.Andrea Buda: Supervision; Writing – review & editing.Luisa Bertin: Visualization; Writing – review & editing.Gianluca Semprucci: Visualization; Writing – review & editing.Annalisa Zanini: Visualization; Writing – review & editing.Martina Crepaldi: Visualization; Writing – review & editing.Fabiana Zingone: Conceptualization; Investigation; Methodology; Visualization; Writing – review & editing.Edoardo Savarino: Conceptualization; Data curation; Investigation; Methodology; Project administration; Supervision; Validation; Visualization; Writing – original draft.Funding: The author(s) disclosed receipt of the following financial support for the research, authorship, and/or publication of this article: Research funded by an unrestricted grant of Chiesi Farmceutici S.p.a.Competing interests: Brigida Barberio: has served as speaker for Alfasigma, Janssen, MSD, Procise, Sofar, Takeda; has served as consultant for Doxapharma.Edoardo Savarino: has served as speaker for Abbvie, AGPharma, Alfasigma, EG Stada Group, Fresenius Kabi, Grifols, Janssen, Innovamedica, Malesci, Pfizer, Reckitt Benckiser, Sandoz, SILA, Sofar, Takeda, Unifarco; has served as consultant for Alfasigma, Amgen, Biogen, Bristol-Myers Squibb, Celltrion, Diadema Farmaceutici, Falk, Fresenius Kabi, Janssen, Merck & Co, Reckitt Benckiser, Regeneron, Sanofi, Shire, SILA, Sofar, Synformulas GmbH, Takeda, Unifarco; he received research support from Reckitt Benckiser, SILA, Sofar, Unifarco.Andrea Buda: has served as speaker for Takeda, Janssen, Alfasigma, Sofar; has served as board member for Biogen.Fabiana Zingone: has served as speaker for EG Strada Group, Fresenius Kabi, Janssen, Pfizer, Takeda, Unifarco, Malesci; has served as consultant for Galapagos.Ilaria Marsilio, Luisa Bertin, Gianluca Semprucci, Annalisa Zanini, Martina Crepaldi: nothing to declare.Availability of data and materials: The data underlying this study are available within the manuscript and supplementary materials Competing interests: Brigida Barberio: has served as speaker for Alfasigma, Janssen, MSD, Procise, Sofar, Takeda; has served as consultant for Doxapharma."

"Funding: The author(s) disclosed receipt of the following financial support for the research, authorship, and/or publication of this article: Research funded by an unrestricted grant of Chiesi Farmceutici S.p.a."