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Data updated: Jun 28, 2026

AMMONIA N 13 (ammonia n-13) · NUKEMED

Radiopharmaceutical Activity
Cardiovascular Approved 2007-08-23

Ammonia N 13 Injection is indicated for diagnostic Positron Emission Tomography (PET) imaging of the myocardium under rest or pharmacologic stress conditions to evaluate myocardial perfusion in patients with suspected or existing coronary artery disease.

30
Indications
--
Phase 3 Trials
18
Years on Market

AMMONIA N 13 Approval History

2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
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2020
2021
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2024
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2026
Original
New Indication
New Form
Label Update
40 FDA actions from 2007 to 2026
Feb 2026 SUPPL
Mfg · Manufacturing (CMC)
May 2023 SUPPL
Mfg · Manufacturing (CMC)
Nov 2022 ORIGINAL
Update

What AMMONIA N 13 Treats

1 indications

AMMONIA N 13 is approved for 1 conditions since its original approval in 2007. These indications span multiple therapeutic areas including oncology, immunology, and more.

Source: FDA Label

AMMONIA N 13 Competitive Set

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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.

AMMONIA N 13 FDA Label Details

Indications & Usage

FDA Label (PDF)

Ammonia N 13 Injection is indicated for diagnostic Positron Emission Tomography (PET) imaging of the myocardium under rest or pharmacologic stress conditions to evaluate myocardial perfusion in patients with suspected or existing coronary artery disease. Ammonia N 13 Injection is a radioactive diagnostic agent for Positron Emission Tomography (PET) indicated for diagnostic PET imaging of the myocardium under rest or pharmacologic stress conditions to evaluate myocardial perfusion in patients with suspected or existing coronary artery disease .

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Data Sources

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