Elacestrant

  • Brand Name : Orserdu
  • Drug Class : Antineoplastics Estrogen Receptor Antagonist
  • Medical Author : Divya Jacob, Pharm. D.
  • Medical Reviewer : Sarfaroj Khan, BHMS, PGD Health Operations
  • _eael_post_view_count : 9

What Is Elacestrant and How Does It Work?

Elacestrant is a prescription medicine used for the treatment of breast cancer.

  • Elacestrant is available under the following different brand names: Orserdu

What Are Side Effects Associated with Using Elacestrant?

Common side effects of Elacestrant include:

  • flushing,  
  • headache,
  • dizziness,
  • swelling,
  • fast heartbeats, and
  • upset stomach

Serious side effects of Elacestrant include:

  • hives,
  • difficulty breathing,
  • swelling of the face, lips, tongue, or throat,
  • lightheadedness,
  • pounding heartbeats,
  • fluttering in the chest,
  • flushing (warmth, redness, or tingly feeling),
  • tiredness,
  • swelling,
  • rapid weight gain, and
  • shortness of breath

Rare side effects of Elacestrant include:

  • none

Seek medical care or call 911 at once if you have the following serious side effects:

  • Severe headache, confusion, slurred speech, arm or leg weakness, trouble walking, loss of coordination, feeling unsteady, very stiff muscles, high fever, profuse sweating, or tremors;
  • Serious eye symptoms such as sudden vision loss, blurred vision, tunnel vision, eye pain or swelling, or seeing halos around lights;
  • Serious heart symptoms include fast, irregular, or pounding heartbeats; fluttering in the chest; shortness of breath; sudden dizziness, lightheadedness, or passing out. 

This is not a complete list of side effects and other serious side effects or health problems that may occur because of the use of this drug. Call your doctor for medical advice about serious side effects or adverse reactions. You may report side effects or health problems to FDA at 1-800-FDA-1088.

What Are the Dosages of Elacestrant?

Adult and pediatric dosage

Tablet

  • 86 mg
  • 345 mg

Breast Cancer

Adult dosage

  • 345 mg orally every day with food until disease progression or unacceptable toxicity

Dosage Considerations – Should be Given as Follows: 

  • See “Dosages”

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