Who are N-13 ammonia intravenous injection's main competitors?

Direct comparators (same drug class / molecular target / therapeutic area): Slow Infusion of Rubidium-82, Fludeoxyglucose F18, 18F-2-fluoro-2-deoxy-D-glucose.

How often does this brief refresh?

Every 30 minutes from primary sources (FDA, EMA, MHRA, PMDA, ClinicalTrials.gov, USPTO). Subscribe to the RSS feed below for push alerts.

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Last reviewed 2026-05-16 · How we verify

N-13 ammonia intravenous injection — Competitive Intelligence Brief

Name: Drug Landscape Pharmaceutical Database
Creator: Drug Landscape
Published: 2026-01-01
License: https://creativecommons.org/licenses/by/4.0/

N-13 ammonia intravenous injection (N-13 ammonia intravenous injection) competitive landscape: 3 comparators, recent regulatory actions, upcoming PDUFA, patent timeline. Class: Positron emission tomography (PET) imaging agent. Area: Cardiovascular.

marketed Positron emission tomography (PET) imaging agent Cardiovascular Small molecule Live · refreshed every 30 min

Target snapshot

N-13 ammonia intravenous injection (N-13 ammonia intravenous injection) — Centre hospitalier de l'Université de Montréal (CHUM). N-13 ammonia is a positron-emitting radiopharmaceutical that accumulates in viable myocardium proportional to regional blood flow, enabling visualization of cardiac perfusion.

Comparator set (3 drugs)

Auto-detected by same drug class / molecular target / therapeutic area, ranked by phase + recency. Override with ?vs=slug1,slug2,….

Drug	Generic	Sponsor	Phase	Class	Target
N-13 ammonia intravenous injection TARGET	N-13 ammonia intravenous injection	Centre hospitalier de l'Université de Montréal (CHUM)	marketed	Positron emission tomography (PET) imaging agent
Slow Infusion of Rubidium-82	Slow Infusion of Rubidium-82	Ochsner Health System	marketed	Positron emission tomography (PET) imaging agent	Na+/K+-ATPase pump (potassium analog)
Fludeoxyglucose F18	Fludeoxyglucose F18	National Heart, Lung, and Blood Institute (NHLBI)	marketed	Positron emission tomography (PET) imaging agent	Glucose metabolism / GLUT1 transporter
18F-2-fluoro-2-deoxy-D-glucose	18F-2-fluoro-2-deoxy-D-glucose	Eastern Health, Canada	phase 3	Positron emission tomography (PET) imaging agent	Glucose transporter (GLUT1) and hexokinase

Recent regulatory actions (last 90 days)

No regulatory actions in the last 90 days for this set.

Upcoming PDUFA dates (next 180 days)

No PDUFA dates in the next 180 days for this set.

Patent timeline (forward window)

No upcoming patent expiries for this set.

Sponsor landscape (Positron emission tomography (PET) imaging agent class)

Centre hospitalier de l'Université de Montréal (CHUM) · 1 drug in this class
Eastern Health, Canada · 1 drug in this class
National Heart, Lung, and Blood Institute (NHLBI) · 1 drug in this class
Ochsner Health System · 1 drug in this class

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Cite this brief

Drug Landscape (2026). N-13 ammonia intravenous injection — Competitive Intelligence Brief. https://druglandscape.com/ci/n-13-ammonia-intravenous-injection. Accessed 2026-05-16.

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