Although interventional regimens have rightly become the gold standard treatment for the control of haemoptysis, medication, especially vasoconstrictor medication, is still routinely administered in the clinic.The vasoconstrictor posterior pituitary hormone is the most commonly prescribed drug for the management of haemoptysis in China. However, vasoconstrictor therapy has various adverse effects, some of which may be severe,and is ineffective in a few patients.
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