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year 3 drugs > DOXAZOSIN > Flashcards

DOXAZOSIN Flashcards

1
Q

Drug class

A

alpha blocker

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2
Q

How does it work? (4)

A
  1. blocks alpha-1-adrenoreceptor
  2. these are found in smooth muscle e.g. blood vessels, urinary tract - bladder and neck of prostate
  3. blocking alpha-1-reductase induces relaxation
  4. this causes vasodilation and reduces resistance to bladder outflow
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3
Q

Indications

A
  1. BPH

2. resistant hypertension - last resort

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4
Q

Contra-indications

A
  1. postural hypotension
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5
Q

Side effects (1 (3))

A
  1. bp
  • postural hypotension
  • dizziness
  • syncope
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6
Q

Interractions

A

antihypertensive drugs combo

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7
Q

Elimination (2)

A
  1. faeces

2. urine

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year 3 drugs (65 decks)

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