ARIMIDEX (anastrozole) tablets for oral administration contain 1 mg of anastrozole, a non-steroidal aromatase inhibitor. It is chemically described as 1,3-Benzenediacetonitrile, a, a, a', a'tetramethyl-5-(1H-1,2,4-triazol-1-ylmethyl). Its molecular formula is C17H19N5 and its structural formula is:
Since arimidex is anastrozole what are you saying? If you're comparing brand and generic then the first inactive ingredient in arimidex is lactose. Brand and generic of any drug can not differ in active ingredient, but the inactive ingredients can be different. The first inactive ingredient in the generic is lactose. Percentages aren't given, but the ingredients are listed in order of amt, with the highest being the first one.
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