Word Origin and History for unicycle Expand n. 1869, American English, from Latin uni-one (see uni-) + -cycle, from bicycle (from Greek kyklos circle, wheel).
Best Answer: No. Metoprolol is a beta-blocker. Amlodipine is a special type of calcium channel blocker. Both are used to lower high blood pressure and have no effect on the blood.est Answer: No. Metoprolol is a beta-blocker. Amlodipine is a special type of calcium channel blocker. Both are used to lower high blood pressure and have no effect on the blood.
Norvasc is part of a class of drugs called calcium channel blockers. It helps slow down the rate at which calcium moves into your heart and into the blood vessel walls. This, in turn, helps to relax the vessels, which allows better blood flow and causes lower blood pressure.