Will holding Hydroxyurea (Hydrea) for 2 weeks have an impact?

Medical Advisory BoardAll articles are reviewed for accuracy by our Medical Advisory Board
Educational purpose only • Exercise caution as content is pending human review
Article Review Status
Submitted
Under Review
Approved

Last updated: May 5, 2025View editorial policy

Personalize

Help us tailor your experience

Which best describes you? Your choice helps us use language that's most understandable for you.

From the Guidelines

Holding Hydrea for 2 weeks is not recommended without consulting a doctor, as it may lead to increased risks of complications such as blood clots or worsening symptoms of the underlying condition, particularly in patients with sickle cell disease 1. When considering holding Hydrea, it's crucial to understand the potential effects on the patient's condition. Hydrea, or hydroxyurea, is a medication that increases total and fetal hemoglobin and decreases vaso-occlusive complications, including episodes of painful events and acute chest syndrome, hospitalizations, and need for transfusion 1. Some key points to consider include:

  • The medication's impact on blood cell counts, which could rise after stopping the medication, potentially increasing the risk of complications such as blood clots 1.
  • The possibility of a rebound effect, where blood cell counts increase rapidly after stopping the medication, emphasizing the need for close monitoring 1.
  • The importance of consulting a healthcare provider before stopping Hydrea, as they can provide guidance specific to the patient's situation and may suggest alternative management strategies during the interruption period 1. In the context of sickle cell disease, holding Hydrea for 2 weeks may have significant implications, and patients should be closely monitored to prevent potential complications 1.

From the Research

Holding Hydrea for 2 Weeks

  • There is no direct evidence in the provided studies to suggest the effects of holding Hydrea (hydroxyurea) for 2 weeks on patients with sickle cell disease.
  • However, studies have shown that hydroxyurea is a safe and effective disease-modifying therapy for patients with sickle cell disease, leading to reduced morbidity, mortality, and an improved quality of life 2, 3.
  • The efficacy of hydroxyurea is mediated primarily through increased erythrocyte fetal hemoglobin, and it has been shown to reduce the frequency of painful crises and hospital admissions in adults with sickle cell disease 3, 4.
  • It is essential to follow standardized treatment guidelines for hydroxyurea, and any changes to the treatment regimen should be made under the guidance of a healthcare provider 2, 5.
  • The provided studies do not address the specific question of holding Hydrea for 2 weeks, and therefore, it is unclear what effects this may have on patients with sickle cell disease.

Professional Medical Disclaimer

This information is intended for healthcare professionals. Any medical decision-making should rely on clinical judgment and independently verified information. The content provided herein does not replace professional discretion and should be considered supplementary to established clinical guidelines. Healthcare providers should verify all information against primary literature and current practice standards before application in patient care. Dr.Oracle assumes no liability for clinical decisions based on this content.

Have a follow-up question?

Our Medical A.I. is used by practicing medical doctors at top research institutions around the world. Ask any follow up question and get world-class guideline-backed answers instantly.