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Calcitriol and Its Mechanism of Action

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Questions and Answers

What is the primary mechanism of action of Calcitriol?

Decreases calcium secretion from the bones

Increases calcium reabsorption by the kidneys (correct)

Decreases calcium reabsorption in the kidneys

Inhibits calcium absorption in the intestines

Which condition is NOT an indication for the use of Calcitriol?

Osteoporosis

Parathyroid disorders

Hyperkalemia (correct)

Hypocalcemia

What are the common side effects associated with excessive use of Calcitriol?

Hypocalcemia and muscle weakness

Excess calcium in the bloodstream (correct)

Decreased calcium absorption

Bone density increase

Which of the following describes an effect of Calcitriol on the intestines?

<p>Increases calcium absorption</p> Signup and view all the answers

In which circumstance would Calcitriol most likely be prescribed?

<p>For parathyroid disorders leading to insufficient calcium levels</p> Signup and view all the answers

Study Notes

Calcitriol (Vitamin D analogue)

Mechanism of Action (MOA): Increases calcium reabsorption in kidneys, intestinal calcium absorption, and calcium release from bones into the bloodstream.
Indications: Used for parathyroid disorders and hypocalcemia (low blood calcium).
Side Effects/Adverse Effects (SE/AE): Potential side effects are associated with excessive calcium levels.

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Description

This quiz focuses on calcitriol, a vitamin D analogue, and its mechanism of action in increasing calcium reabsorption and managing parathyroid disorders. Learn about its indications, benefits, and potential side effects. Test your knowledge on this essential topic in pharmacology.