Data updated: Mar 29, 2026
ZULRESSO
BREXANOLONE
Approved 2019-03-19
2
Indications
--
Phase 3 Trials
2
Priority Reviews
7
Years on Market
Details
- Status
- Discontinued
- First Approved
- 2019-03-19
- Routes
- INTRAVENOUS
- Dosage Forms
- SOLUTION
ZULRESSO Approval History
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What ZULRESSO Treats
2 FDA approvalsOriginally approved for its first indication in 2019 . Covers 2 distinct patient populations.
- Other (2)
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Pro Active Pipeline
Ongoing clinical trials by development phase
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Pro Key Completed Trials
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.
ZULRESSO FDA Label Details
ProZULRESSO Patents & Exclusivity
Latest Patent: Mar 2037
Patents (8 active)
US10940156
Expires Mar 8, 2037
US10251894
Expires Nov 27, 2033
US10322139
Expires Jan 23, 2033
US8410077
Expires Mar 13, 2029
US9200088
Expires Mar 13, 2029
US9750822
Expires Mar 13, 2029
US7635773
Expires Mar 13, 2029
US10117951
Expires Mar 13, 2029
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.