Testing assesses the presence of eight genes known to definitively cause HCM, including beta myosin heavy chain, myosin binding protein C, troponin T, troponin I, alpha tropomyosin, actin, regulatory light chain, and essential light chain cialis and priligy Monitor Closely 1 vincristine will increase the level or effect of avapritinib by affecting hepatic intestinal enzyme CYP3A4 metabolism