modafinil will lower the extent or result of mavacamten by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Contraindicated. elvitegravir/cobicistat/emtricitabine/tenofovir DF improves levels of modafinil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. nelfinavir will increase the stage or influence of modafinil by affecting hepatic/intestinal enzyme CYP3A4 metabolism.... https://modafinil76542.blogolenta.com/23012608/what-does-modafinil-mean