ANSWER: b) relaxation of smooth
muscles
DESCRIPTION:
Alfuzosin is alpha 1 adrenergic antagonist, used in the treatment
of benign prostatic hyperplasia, by causing relaxation of the muscles of
prostate and bladder neck. Side effects include dizziness, headache, fatigue, respiratory
tract infection and postural hypotension. It must not be in patients with renal
insufficiency, and also not used where the patient has QT prolongation. Alfuzosin
as causes relaxation of smooth muscles of prostate and bladder neck eases in
urination. The first dose of the drug causes postural hypotension.
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