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Vaccine Contraindication Screening Profile (Serum)

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

This test evaluates potential medical reasons why you might not be able to receive the influenza vaccine, based on blood sample results.

Quick summary

It helps ensure you receive the safest possible vaccine option for your health needs.

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

Key facts at a glance

LOINC
86555-0
Short code
STAFFWHOHADAMEDICALCONTRAINDICATIONTOTHEINFLUENZAVACCINE
Synonyms
—
Category
chemistry
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
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

What This Test Measures

This profile may include blood tests to check for conditions or substances that could interfere with vaccine safety or effectiveness. Common examples include immune system markers, blood clotting factors, or medications that could pose risks.

Common Conditions Evaluated

Some tests in this profile might assess for conditions like severe allergies to vaccine components, active infections, or chronic illnesses that could affect immune response. Certain medications or blood disorders may also be evaluated.

Why It Matters for Vaccine Safety

Identifying contraindications ensures the vaccine is administered safely. For example, certain blood disorders or immune conditions might require alternative vaccines or precautions.

Clinical Significance

This screening helps healthcare providers determine whether the influenza vaccine is appropriate for you. Results may guide decisions about vaccination, alternative vaccines, or additional precautions.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

This screening profile is not a standard diagnostic test but is used to assess specific medical conditions or factors that could influence vaccine safety or efficacy. It is typically ordered by your healthcare provider to tailor vaccination recommendations to your health status.

Frequently asked questions

Why might my healthcare provider order this test?
Your provider may recommend this test if you have a history of medical conditions that could affect vaccine safety, such as certain blood disorders, severe allergies, or chronic illnesses. It helps ensure the vaccine is suitable for you.
What does a positive result mean?
A positive result indicates that certain medical factors may exist that could influence vaccine safety or effectiveness. Your provider will discuss next steps, which may include avoiding the vaccine, using an alternative, or taking additional precautions.
How long does it take to get results?
Results are typically available within a few days to a week, depending on the laboratory and specific tests included. Your provider will contact you once results are ready.
  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