The drugs are categorized by their uses and mechanism of action.
For example, Duodart combines an alpha-blocker with a 5-alpha inhibitor.
These drugs prevent the hormone norepinephrine from constricting certain smooth muscles and blood vessels.
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By doing so, they can improve urinary flow in people with prostate problems.
The short-acting drugs work quickly, but their effects only last a few hours.
Long-acting versions may take longer to work, but their effects last longer.
You and your healthcare provider can discuss what would be right for you based on your symptoms.
5-alpha inhibitors work by preventing the conversion of testosterone to dihydrotestosterone.
This hormone is associated with BPH and male pattern baldness.
Trospium chloride is less likely to cause confusion because it does not cross the blood-brain barrier.
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