Anatomy Entacapone may be useful in patients being treated with levodopacarbidopa combination because it: A Activates COMT B Decreases formation of 3-OMD C Inhibits monoamine oxidase type B D Inhibits dopamine uptake 💡 Explanation Entacapone may be useful in patients being treated with levodopacarbidopa combination because it: ✓ Correct Answer: B. Decreases formation of 3-OMD