BRAND NAME(S): Cardura. USES: Doxazosin is used alone or with other drugs to treat high blood pressure (hypertension). Lowering high blood pressure helps prevent strokes, heart attacks, and kidney problems.
DEFINITION of 'ARM Index'. The benchmark interest rate to which an adjustable rate mortgage is tied. An adjustable rate mortgage's interest rate consists of an index value plus a margin. The index underlying the adjustable rate mortgage is variable, while the margin is constant. There are several popular indexes used for different types of adjustable rate mortgages. This is also referred to as the fully indexed interest rate.
DEFINITION of 'Indexed Rate'. An interest rate charged on loans to borrowers that is calculated by taking the sum of a benchmark index interest rate and a specified margin. The indexed rate is used to calculate the interest rate on an adjustable-rate mortgage (ARM). The benchmark index rate is a variable rate, while the specified margin remains fixed.