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.
When antimony is talked about it normally means the blue-white metalloid form, since it is most common. Antimony is found as two stable (not radioactive) isotopes naturally. Sb- 123 and Sb-121. Chemical properties. Antimony is a rather unreactive element. It does not dissolve in acids easily.