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Serum Amiodarone Concentration (Mass Concentration)

Published: August 9, 2026Updated: August 16, 2026

This test measures the amount of the medication amiodarone in your blood. Amiodarone is used to treat certain types of irregular heart rhythms.

Quick summary

["Knowing your amiodarone level helps doctors monitor how well the drug is working and whether it’s safe at your current dose."]

Medically reviewed by WellAlly Editorial TeamLast reviewed August 16, 2026Editorial policy

Key facts at a glance

LOINC
73535-7
Short code
Amiodarone ind plt IgM SerPl Ql FC
Synonyms
Amiodarone ind plt IgM SerPl Ql FC
Category
hematology
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Method
flow-cytometry
CPT
82784
Specimen volume
5 mL
Stability
Room temperature: 4h, Refrigerated: 24h, Frozen: 7d
Hemolysis max
500
Lipemia max
1000
Icterus max
500
TAT
4–24 hours
Order
routine

Why This Test Is Done

Your healthcare provider may order this test if you’re taking amiodarone to prevent or control heart rhythm issues. It helps ensure the medication is at an effective dose without causing harmful side effects.

What to Expect Before the Test

No special preparation is needed. You’ll have a small needle inserted into a vein (usually in your arm) to draw blood. It usually takes about 15 minutes, and you may feel a brief pinch.

What the Results Mean

Results help doctors adjust your medication if needed. While exact ranges vary by patient, very high or very low levels may signal issues like toxicity or insufficient effectiveness.

Common Side Effects to Watch For

Amiodarone can cause side effects like skin changes, thyroid issues, or lung problems. Regular blood tests like this help track these risks over time.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

This test is critical for managing amiodarone therapy, as it helps prevent overdoses or underdoses that could affect heart health or cause other complications.

Short name

Amiodarone Level

Frequently asked questions

Why might my doctor want to check my amiodarone level frequently?
If you have certain heart conditions, take other medications, or have liver/kidney problems, your doctor may need to monitor your levels closely to avoid side effects or drug interactions.
What if my test results are outside the normal range?
If your level is too high, your doctor may reduce your dose or switch medications. If it’s too low, they may increase your dose or check for other health issues affecting absorption.
Does diet or exercise affect this test?
While diet and exercise don’t directly change amiodarone levels, they can influence overall heart health, which may indirectly affect how well the drug works.
  1. 1
    MedlinePlus — Laboratory TestsSource
  2. 2
    Lab Tests OnlineSource
  3. 3
    Mayo Clinic — Tests & ProceduresSource

Click any link to access the full source. PubMed Central (PMC) links provide free full-text access.

This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 16, 2026. · Read our editorial policy