Calcium Supplements: Uses and Adverse Reactions
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Questions and Answers

A client taking calcium carbonate reports experiencing persistent constipation. Which of the following interventions is most appropriate?

  • Recommend an over-the-counter anti-diarrheal medication.
  • Instruct the client to discontinue the calcium supplement immediately.
  • Suggest taking the calcium supplement with milk to ease digestion.
  • Advise the client to increase fluid intake and incorporate more high-fiber foods in their diet. (correct)

A client is prescribed both calcium citrate and levothyroxine. What instruction should the nurse provide regarding the timing of these medications?

  • It does not matter when these medications are taken.
  • Take the calcium citrate 1 to 2 hours before or after the levothyroxine. (correct)
  • Take the levothyroxine 1 to 2 hours before the calcium citrate.
  • Take both medications together with breakfast.

Which finding would be a contraindication for the administration of calcium supplements?

  • History of gastric ulcers
  • Hypercalcemia (correct)
  • Hypocalcemia
  • Irritable bowel syndrome

A client taking a thiazide diuretic is prescribed calcium supplements. What potential interaction should the nurse monitor for?

<p>Hypercalcemia (D)</p> Signup and view all the answers

A client reports flank pain and blood in their urine while taking calcium supplements. Which of the following actions should the nurse take first?

<p>Instruct the client to report these symptoms to their provider. (A)</p> Signup and view all the answers

Why should a client avoid taking Calcium supplements with foods such as spinach?

<p>Spinach binds to the calcium, reducing its absorption (B)</p> Signup and view all the answers

A client with low gastric motility is prescribed calcium supplements. Which form of calcium supplement is generally recommended for better absorption?

<p>Calcium citrate, taken on an empty stomach (A)</p> Signup and view all the answers

A client taking phenytoin for seizures is prescribed calcium supplements. What potential drug interaction should the nurse consider?

<p>Calcium supplements may decrease phenytoin absorption, reducing its effectiveness. (D)</p> Signup and view all the answers

A postmenopausal client is prescribed calcium carbonate to prevent osteoporosis. What instruction should the nurse include regarding the timing of this medication?

<p>Take the calcium supplement 1 hour before or 1 to 2 hours after taking tetracycline antibiotics. (B)</p> Signup and view all the answers

A client taking calcium citrate reports experiencing persistent nausea and constipation. Which intervention should the nurse implement first?

<p>Advise the client to increase fluid and fiber intake to alleviate constipation. (A)</p> Signup and view all the answers

An adolescent client with lactose intolerance is prescribed a calcium supplement. What information should the nurse provide regarding the rationale for this prescription?

<p>Adolescents with lactose intolerance are at risk for calcium deficiency due to limited dairy intake. (A)</p> Signup and view all the answers

A client receiving long-term calcium supplementation is also taking high doses of vitamin D. Which assessment finding would warrant immediate intervention by the nurse?

<p>Complaint of mild flank pain with occasional blood in the urine. (A)</p> Signup and view all the answers

What is the primary therapeutic use of calcium supplements, as indicated in the provided information?

<p>To prevent or treat hypocalcemia in at-risk clients. (C)</p> Signup and view all the answers

A client taking calcium carbonate for gastric hyperacidity reports taking the supplement with other medications. Which other medication taken by the client will be affected by taking the calcium supplement?

<p>Thyroid supplements (A)</p> Signup and view all the answers

A client with a history of kidney stones is prescribed calcium supplements. Which intervention is most important for the nurse to implement?

<p>Monitoring the client for flank pain and blood in the urine. (A)</p> Signup and view all the answers

During a routine check-up, a client on long-term calcium supplements exhibits decreased gastric and intestinal motility. Which adverse effect is likely contributing to this condition?

<p>Hypercalcemia (A)</p> Signup and view all the answers

Flashcards

Calcium Supplements

Medications like calcium citrate and calcium carbonate used to increase calcium levels in the body.

Hypercalcemia

A condition characterized by abnormally high levels of calcium in the blood.

Signs of Hypercalcemia

Constipation, nausea, vomiting, increased urine output and depression.

Calcium Supplement Timing

Instruct clients to take calcium supplements 1 to 2 hr before or after taking other medications such as: glucocorticoids, thyroid supplements, and tetracycline and quinolone antibiotics.

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Kidney Stones: Contraindication

Condition in which there is a presence of calculi (stones) in the kidney.

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Cardiac Dysrhythmias: Contraindication

Abnormal heart rhythms.

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Thiazide Diuretics Interaction

Thiazide diuretics cause decreased excretion of calcium, which may result in hypercalcemia.

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Glucocorticoids Interaction

Glucocorticoids reduce the absorption of oral calcium supplements.

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Who benefits from Calcium?

Adolescents, pregnant/breastfeeding individuals, postmenopausal women, and those with osteoporosis or lactose intolerance.

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Vitamin D and Calcium

Large doses of Vitamin D can increase risk of Hypercalcemia.

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Calcium Supplement Monitoring

Monitor calcium levels, watch for decreased bowel function, monitor urine output, and watch for flank pain/blood in urine.

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Drugs Interacting with Calcium

Glucocorticoids, thyroid supplements, tetracycline, and quinolone antibiotics.

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Timing of Calcium Doses

Take calcium supplements 1 hour before or 1-2 hours after interacting medications.

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Administering Oral Calcium

1 hour after meals and at bedtime. Chewable tablets should be chewed. Take with a full glass of water.

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Study Notes

  • Calcium supplement medications include calcium citrate and calcium carbonate.

Therapeutic Use

  • Used to treat hypocalcemia
  • Prescribed for clients at risk of calcium deficiency
  • Recommended for adolescents
  • Recommended for pregnant, breastfeeding, or postmenopausal clients
  • Can treat increased stomach acid
  • Prescribed for clients at risk for osteoporosis due to age or lactose intolerance

Adverse Drug Reactions

  • Can cause hypercalcemia
  • More likely with high vitamin D intake
  • More likely with long-term use
  • Can cause nausea, vomiting and constipation
  • Can cause kidney stones for predisposed clients

Interventions

  • Monitor serum calcium levels periodically
  • Monitor for decreased gastric and intestinal motility
  • Monitor urine output, ensuring it exceeds intake
  • Monitor for flank pain and blood in urine

Administration

  • Can be given orally or intravenously
  • Give 1 hour before or 1-2 hours after taking glucocorticoids, thyroid supplements, tetracycline, and quinolone antibiotics
  • Give calcium-based antacids 1 hour after meals and at bedtime
  • Chewable tablets should be chewed before swallowing
  • Give with a glass of water

Client Instructions

  • Teach signs of hypercalcemia: constipation, nausea, vomiting, increased urine output, depression.
  • Take calcium supplements as prescribed; don't take additional doses
  • Report nausea and vomiting
  • Eat a high-fiber diet and take a laxative as necessary for constipation
  • Report flank pain or blood in urine
  • Take calcium supplements 1-2 hr before or after taking glucocorticoids, thyroid supplements, tetracycline and quinolone antibiotics
  • Take calcium-based antacids 1 hr after meals and at bedtime
  • Chew tablets before swallowing
  • Drink a glass of water after swallowing
  • Do not take more than 600 mg at one time
  • Compare dose with bioavailable amount of calcium in product

Contraindications

  • Hypercalcemia
  • Kidney stones
  • Low phosphate levels
  • Cardiac dysrhythmias
  • Low gastric motility

Precautions

  • Thiazide diuretics cause decreased calcium excretion, potentially leading to hypercalcemia

Interactions

  • Calcium supplements decrease absorption of thyroid hormones, tetracycline and fluoroquinolone antibiotics, bisphosphonates, and phenytoin
  • Glucocorticoids reduce oral calcium supplements absorption
  • Avoid taking calcium with foods such as cereals, rhubarb, and spinach

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Description

Learn about calcium supplements like calcium citrate and calcium carbonate, their therapeutic uses in treating hypocalcemia and preventing osteoporosis. Understand potential adverse effects such as hypercalcemia and kidney stones. Review important nursing interventions and administration guidelines.

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