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. Norvasc is a drug licensed to treat high blood pressure, angina, and coronary artery disease. This prescription drug is a form of calcium channel blocker that helps slow down the rate at which calcium moves into your heart and blood vessel walls, which relaxes the vessels and allows better blood flow.