Data updated: Mar 10, 2026
XENON XE 133
XENON XE-133 Radiopharmaceutical Activity
Respiratory
Approved 1974-10-10
6
Indications
--
Phase 3 Trials
51
Years on Market
Details
- Status
- Prescription
- First Approved
- 1974-10-10
- Routes
- INHALATION, INJECTION
- Dosage Forms
- GAS, INJECTABLE
XENON XE 133 Approval History
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What XENON XE 133 Treats
6 FDA approvalsOriginally approved for its first indication in 1974 . Covers 6 distinct patient populations.
- Other (6)
Other
(6 approvals)- • Approved indication (Oct 1974)
- • Approved indication (Oct 1974)
- • Approved indication (Mar 1976)
- • Approved indication (Nov 1976)
- • Approved indication (Nov 1976)
- • Approved indication (Mar 1982)
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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.
XENON XE 133 FDA Label Details
ProIndications & Usage
FDA Label (PDF): Inhalation of Xenon Xe 133 Gas has proved valuable for the evaluation of pulmonary function and for imaging the lungs. It may also be applied to assessment of cerebral flow.
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Data Sources
Data sourced from official FDA and NIH databases. Click links to verify on original sources.