Diuretics Flashcards

1
Q

How does frusemide exert its action?

A

Inhibits Na+/K+/2Cl- transporter in the thick ascending loop of Henle.

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2
Q

What are the pharmacokinetic properties of frusemide?

A
  • Rapid absorption after oral administration
  • Bioavailability approx 50%
  • Highly protein-bound
  • 50% excreted in urine unchanged
  • Elimination half-life 1.5-2hrs
  • Peak effect 30mins IV / 1hr oral

(3 to pass)

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3
Q

What are the potential adverse effects of frusemide?

A
  • Hypokalaemia
  • Hyponatraemia
  • Hypomagnesaemia
  • Hyperuricaemia
  • Postural hypotension
  • Allergy
  • Hyperglycamia

(bold + 2 to pass)

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