TheraRadar

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Data updated: Mar 10, 2026

XROMI

HYDROXYUREA
Hematology Approved 2024-04-04
2
Indications
--
Phase 3 Trials
2
Priority Reviews
1
Years on Market

Details

Status
Prescription
First Approved
2024-04-04
Routes
ORAL
Dosage Forms
SOLUTION

Companies

Active Ingredient: HYDROXYUREA

XROMI Approval History

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What XROMI Treats

1 indications

XROMI is approved for 1 conditions since its original approval in 2024. These indications span multiple therapeutic areas including oncology, immunology, and more.

  • Sickle Cell Anemia
Source: FDA Label

XROMI Boxed Warning

MYELOSUPPRESSION and MALIGNANCIES Myelosuppression: XROMI may cause severe myelosuppression. Do not give if bone marrow function is markedly depressed. Monitor blood counts at baseline and throughout treatment. Interrupt treatment and reduce dose as necessary [see Warnings and Precautions(5.1) ] . Malignancies: Hydroxyurea is carcinogenic. Advise sun protection and monitor patients for malignancies [see Warnings and Precautions (5.3) ] . WARNING: MYELOSUPPRESSION and MALIGNANCIES See full prescr...

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Key Completed Trials

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Completed studies with published results, ranked by significance

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Trial Timeline

Full development history with FDA approval milestones

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Understanding FDA Approval Types
Count Type What it means
- ORIG Original approval - drug first enters market
- SUPPL - Efficacy New indication (new disease/condition approved)
- SUPPL - Labeling Label text changes (warnings, dosing updates)
- SUPPL - Manufacturing Production changes (new facility)
- SUPPL - Chemistry Formulation changes (new dosage strength)

Green lines in the timeline show ORIG and Efficacy approvals - the clinically meaningful milestones.

XROMI FDA Label Details

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Indications & Usage

FDA Label (PDF)

XROMI is indicated to reduce the frequency of painful crises and reduce the need for blood transfusions in pediatric patients aged 6 months of age and older with sickle cell anemia with recurrent moderate to severe painful crises. XROMI is an antimetabolite indicated to reduce the frequency of painful crises and reduce the need for blood transfusions in pediatric patients aged 6 months of age and older with sickle cell anemia with recurrent moderate to severe painful crises.

⚠️ BOXED WARNING

WARNING: MYELOSUPPRESSION and MALIGNANCIES Myelosuppression: XROMI may cause severe myelosuppression. Do not give if bone marrow function is markedly depressed. Monitor blood counts at baseline and throughout treatment. Interrupt treatment and reduce dose as necessary [see Warnings and Precautions(5...

XROMI Patents & Exclusivity

Latest Patent: Dec 2041
Exclusivity: Apr 2031

Patents (1 active)

US12409156 Expires Dec 23, 2041

Exclusivity

NP Until Apr 2027
ODE-470 Until Apr 2031
Source: FDA Orange Book

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Data Sources

Data sourced from official FDA and NIH databases. Click links to verify on original sources.