Review CDK4/6 Inhibitors in Breast Cancer Treatment: Potential Interactions with Drug, Gene and Pathophysiological Conditions Rossana Roncato 1,*,†, Jacopo Angelini 2,†, Arianna Pani 2,3,†, Erika Cecchin 1, Andrea Sartore-Bianchi 2,4, Salvatore Siena 2,4, Elena De Mattia 1, Francesco Scaglione 2,3,‡ and Giuseppe Toffoli 1,‡ 1 1 Experimental and Clinical Pharmacology Unit, Centro di Riferimento Oncologico (CRO), IRCCS, 33081 Aviano, Italy;
[email protected] (E.C.);
[email protected] (E.D.M.);
[email protected] (G.T.) 2 Department of Oncology and Hemato-Oncology, Università degli Studi di Milano, 20122 Milan, Italy;
[email protected] (J.A.);
[email protected] (A.P.);
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[email protected] (S.S.);
[email protected] (F.S.) 3 Clinical Pharmacology Unit, ASST Grande Ospedale Metropolitano Niguarda, Piazza dell'Ospedale Maggiore 3, 20162 Milan, Italy 4 Department of Hematology and Oncology, Niguarda Cancer Center, Grande Ospedale Metropolitano Niguarda, 20162 Milan, Italy * Correspondence:
[email protected]; Tel.:+390434659130 † These authors contributed equally. ‡ These authors share senior authorship. Int. J. Mol. Sci. 2020, 21, x; doi: www.mdpi.com/journal/ijms Int. J. Mol. Sci. 2020, 21, x 2 of 8 Table S1. Co-administered agents categorized according to their potential risk for Drug-Drug interaction (DDI) in combination with CDK4/6 inhibitors (CDKis). Colors suggest the risk of DDI with CDKis: green, low risk DDI; orange, moderate risk DDI; red, high risk DDI. ADME, absorption, distribution, metabolism, and excretion; GI, Gastrointestinal; TdP, Torsades de Pointes; NTI, narrow therapeutic index. * Cardiological toxicity should be considered especially for ribociclib due to the QT prolongation.