The liver procedures many various drugs using an enzyme termed cytochrome P450 (CYP450), and CBD is one of them. If one takes CBD concurrently with other medications that this pathway metabolizes, it may contend for that CYP450 enzyme and maximize levels of the opposite drug while in the bloodstream. https://theflatearth.win/wiki/Post:What_Is_The_Difference_Between_Nutritional_Vitamins_And_Supplements