Questions and Answers
What is another name for Calcitriol?
What is the therapeutic class of Calcitriol?
Vitamin D
What is the pharmacologic class of Calcitriol?
Bone resorption inhibitor
What are the primary actions and uses of Calcitriol?
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Calcitriol is available in oral tablets, solutions, and by the _____ route.
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What should be done at the first sign of hypercalcemia in a patient being treated with vitamin D?
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Calcitriol is contraindicated in patients with hypercalcemia.
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What are some early symptoms of hypercalcemia?
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Pregnancy category of Calcitriol is _____
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Study Notes
Calcitriol Overview
- Also known by brand names Calcijex and Rocaltrol.
- Is the active form of vitamin D, essential for calcium absorption.
Therapeutic Class
- Classified under Vitamin D.
Pharmacologic Class
- Functions as a bone resorption inhibitor, essential for maintaining bone health.
Actions and Uses
- Promotes intestinal absorption of calcium, increasing serum calcium levels.
- Indicated for conditions like chronic kidney disease (CKD) and hypoparathyroidism.
- Reduces bone resorption; used off-label to treat rickets.
- Efficacy hinges on sufficient calcium intake; often combined with calcium supplements.
- Available in oral tablet, oral solution, and intravenous routes.
Administration Alerts
- Protect capsules from light and heat to maintain efficacy.
- Classified as pregnancy category C, suggesting potential risks during pregnancy.
Adverse Effects
- Overdosage may lead to hypercalcemia, with early symptoms including weakness, confusion, anorexia, nausea, and vomiting.
- Advanced symptoms may manifest as increased urination, dysrhythmias, dehydration, and weight loss.
- Immediate discontinuation of therapy at the first signs of hypercalcemia; monitor serum calcium levels regularly until levels normalize.
Contraindications
- Not suitable for individuals with hypercalcemia or signs of vitamin D toxicity.
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Description
Test your knowledge on Calcitriol with this flashcard quiz. Each card explores important definitions, classifications, and uses of Calcitriol, the active form of vitamin D. Ideal for students in pharmacology or healthcare fields.
