 11. Receiving drugs known to be strong inhibitors or inducers of CYP3A4 and cannot be discontinued 7 days prior to the start of INC280 treatment and during the course of the study, or medications that are known CYP3A4, CYP1A2, CYP2C8, CYP2C9 or CYP2C19 substrates with narrow therapeutic index, and cannot be discontinued during the course of the study. 