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.
Appearance. Antimony is a semi-metal. In its metallic form it is silvery, hard and brittle. Uses. Antimony is used in the electronics industry to make some semiconductor devices, such as infrared detectors and diodes. It is alloyed with lead or other metals to improve their hardness and strength. A lead-antimony alloy is used in batteries. Other uses of antimony alloys include type metal (in printing presses), bullets and cable sheathing.