Monoamine Oxidase Inhibitors. (4.2, 7.1) CYP2D6 Inhibitors - Concomitant use may increase atomoxetine steady-state plasma concentrations in EMs. (7.2) Antihypertensive Drugs and Pressor Agents - Possible effects on blood pressure. (7.3) Albuterol (or other beta 2 agonists) - Action of albuterol on cardiovascular system can be potentiated. (7.4)