TheraRadar
Data updated: Jun 28, 2026

ICATIBANT ACETATE · Fresenius Kabi

Rare Disease Approved 2011-08-25

Icatibant acetate helps adults 18 years and older manage sudden episodes of hereditary angioedema. It treats the symptoms of these acute attacks, which typically include localized swelling, inflammation, and pain. This medication provides a targeted option for patients experiencing the physical distress associated with this genetic condition.

Source: FDA Label

How ICATIBANT ACETATE Works

This medication works by selectively blocking the B2 receptor, which prevents the peptide bradykinin from binding to it. Since bradykinin acts as a vasodilator responsible for the swelling and pain seen in hereditary angioedema, inhibiting its activity helps stop the inflammatory process. This action effectively addresses the clinical symptoms during an acute, episodic attack.

Source: FDA Label
10
Indications
--
Phase 3 Trials
14
Years on Market

Details

Status
Prescription
First Approved
2011-08-25
Routes
SUBCUTANEOUS
Dosage Forms
INJECTABLE

ICATIBANT ACETATE Approval History

2020
2021
2022
2023
2024
2025
2026
Original
New Indication
New Form
Label Update
21 FDA actions from 2019 to 2025
May 2025 SUPPL
Label · Labeling
Jan 2025 SUPPL
Label · Labeling
Oct 2024 SUPPL
Mfg · Manufacturing (CMC)

What ICATIBANT ACETATE Treats

1 indications

ICATIBANT ACETATE is approved for 1 conditions since its original approval in 2019. These indications span multiple therapeutic areas including oncology, immunology, and more.

  • Hereditary Angioedema
Source: FDA Label

ICATIBANT ACETATE Competitive Set

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Filters applied: drops same-active-ingredient (505(b)(2) reformulations), route-mismatch (topical vs systemic), and cross-therapeutic-area matches in same-indication rings.

Drugs Similar to ICATIBANT ACETATE

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Shared indications:
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Fresenius Kabi's other novel FDA approvals

Other CDER-designated drugs from the same sponsor (2016–2025).

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Active Pipeline

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Key Completed Trials

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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.

ICATIBANT ACETATE FDA Label Details

Indications & Usage

Icatibant injection is indicated for the treatment of acute attacks of hereditary angioedema (HAE) in adults 18 years of age and older. Icatibant injection is a bradykinin B2 receptor antagonist indicated for treatment of acute attacks of hereditary angioedema (HAE) in adults 18 years of age and older.

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Data Sources

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