- Treatment with dipyridamole (e.g. Persantin or Asasantin), theophyllamine or fluvoxamine that cannot be paused 11. Inability to comply with the protocol 12. History of severe allergy/hypersensitivity or ongoing clinically important allergy/hypersensitivity to drugs with a similar chemical structure or class as study drugs 13. Patients unable to give their consent or communicate reliably with the investigator or vulnerable patients e.g., kept in detention, protected adults under guardianship, trusteeship, or committed to an institution by governmental or juridical order 14. Positive hepatitis C antibody hepatitis B virus surface antigen or hepatitis B virus core antibody or human immunodeficiency virus, at Visit 1 15. Known history of drug or alcohol abuse 16. Any concomitant medications that are known to be associated with Torsades de Pointes 17. History of QT prolongation associated with other medications that required discontinuation of that medication 18. Congenital long QT syndrome 19. History of arrhythmia (multifocal premature ventricular contractions, bigeminy, trigeminy, ventricular tachycardia), which is symptomatic or requires treatment (CTCAE Grade 3).