The recommended dose range for metoprolol [tartrate] for treating hypertension is 100 to 450 mg, either taken once a day or twice a day in equally divided doses. The recommended dose range for metoprolol [tartrate] for treating chest pain is 100 to 400 mg, either taken once a day or twice a day in equally divided doses.
Antimony is a chemical element with symbol Sb (from Latin: stibium) and atomic number 51. A lustrous gray metalloid, it is found in nature mainly as the sulfide mineral stibnite (Sb2S3). Antimony compounds have been known since ancient times and were powdered for use as medicine and cosmetics, often known by the Arabic name, kohl.
Chemical Background and Properties of Antimony. Antimony is a chemical element that is recognized by its distinctive atomic symbol of Sb. This atomic symbol is derived from the Latin name for antimony, stibium. The atomic number of antimony is 51 and its atomic weight of 121.8g/mol. Classified as a metalloid, you can spot antimony on the periodic table next to metalloid neighbors arsenic (As) and tellurium (Te). A metalloid is a chemical element that has a mixture of properties between a metal and nonmetal.