How much does Ammonia N-13 cost?

Pricing for Ammonia N-13 varies by insurance plan, dose, and pharmacy. Our database does not show a fixed cost because prices change faster than we can verify. For current pharmacy prices, check your insurance's formulary tier (in the prior-authorization section), use the GoodRx or Cost Plus Drugs deep links on this page, or ask your pharmacist to run a test claim. If a copay card is listed, it usually drops the out-of-pocket significantly for commercial insurance.

Does Ammonia N-13 need prior authorization?

Ammonia N-13 appears on 2 payer formularies in our database. PA requirements vary by payer — see the prior-authorization table on this page for specifics. In general, specialty and brand-name drugs are more likely to require PA than generic equivalents.

Is there a copay card or patient assistance program for Ammonia N-13?

We haven't verified an active copay card or PAP for Ammonia N-13 in our current data. Check NeedyMeds or RxAssist for independent directories, or submit what you find via our "Report a broken link" form.

What is Ammonia N-13 used to treat?

Ammonia N-13 (generic: ammonia n-13) is indicated for Coronary Artery Disease. Click any condition name on this page for more detail.

Ammonia N-13

Generic: ammonia n-13

Unverified·never

Manufacturer: NCM USA, LLC
Route: INTRAVENOUS
ICD-10 indication: I25.9

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About Ammonia N-13

What is this medication? Ammonia N-13 is a radioactive diagnostic agent used during a positron emission tomography scan, which is a specialized type of medical imaging. This medication is administered through an intravenous injection to help physicians visualize the flow of blood through the heart muscle, a process known as myocardial perfusion. By emitting positrons that are detected by the imaging equipment, Ammonia N-13 provides a clear map of how effectively oxygen-rich blood is reaching different parts of the cardiac system. Healthcare providers primarily use this agent to evaluate patients who have or are suspected of having coronary artery disease. The resulting images allow doctors to identify specific areas of the heart where blood flow may be restricted or blocked, helping them determine the severity of heart disease. This information is essential for making decisions regarding treatments such as angioplasty or bypass surgery and for assessing the overall health and function of the heart muscle.

Copay & patient assistance

Detailed copay and financial assistance information is not publicly available for this medication at this time. Please consult your pharmacist or the manufacturer's official patient support program for more details.

External links go directly to the manufacturer's portal. RxCopays does not receive compensation for referrals.

Compare pricing elsewhere

RxCopays doesn't sell drugs or take referral fees. Here are the transparent-pricing directories we recommend checking alongside your insurance formulary.

Cost Plus Drug Company

Mark Cuban's transparent-pricing pharmacy — manufacturer cost + 15% markup + $5 dispensing fee. No insurance needed. Search alphabetically for ammonia n-13.

Browse Cost Plus medications →

GoodRx

Compare local pharmacy prices with GoodRx coupons. Use the price with your insurance or without — whichever is cheaper.

Lookup Ammonia N-13 →

NeedyMeds

Independent nonprofit directory of patient assistance programs, copay cards, and charity co-pay foundations.

Search for ammonia n-13 →

RxAssist

PAP directory maintained by Volunteers in Health Care at Brown University. Free, no ads.

Search PAPs →

We deep-link because transparency helps patients. None of these partners pay RxCopays.

Prescribing information

From the FDA-approved label for Ammonia N-13. Official source: DailyMed (NLM) · Label effective Jan 27, 2026

Adverse reactions

6 ADVERSE REACTIONS No adverse reactions have been reported for Ammonia N 13 Injection based on a review of the published literature, publicly available reference sources, and adverse drug reaction reporting systems. However, the completeness of these sources is not known. No adverse reactions have been reported for Ammonia N 13 Injection based on a review of the published literature, publicly available reference sources, and adverse drug reaction reporting system (6) . To report SUSPECTED ADVERSE REACTIONS, contact Kreitchman PET Center at 212-305-0081 or FDA at 1-800-FDA-1088 or www.fda.gov/medwatch.

Label text is reproduced as-is from the FDA-approved label. We do not paraphrase, summarize, or omit. Content above is for informational purposes only and is not medical advice. Always consult your prescribing clinician or pharmacist before making decisions about your medication.

Conditions we've indexed resources for

Click a condition to see copay cards, grants, and PA rules specific to it. For the full list of FDA-approved indications, see Prescribing information above.

Coronary Artery Disease

Prior authorization & coverage

Payer	PA	Step therapy	Copay tier
— Medicare Part D	—	—	—
— Medicare Part D	—	—	—

Payer

Step therapy

Copay tier

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Medicare Part D

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Medicare Part D

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Related drugs

How this page is sourced

Drug identity verified against openFDA NDC Directory.
Label text (when shown) originates from NLM DailyMed.
Copay and assistance URLs verified periodically; if you hit a broken link, tell us.