Does the flu shot work in sarcoidosis patients? new study aims to find out

NCT ID NCT01687517

Completed Knowledge-focused Sponsor: Assistance Publique - Hôpitaux de Paris Source: ClinicalTrials.gov ↗

First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study looked at whether the seasonal flu vaccine works as well in people with sarcoidosis as it does in healthy people. Researchers gave the flu shot to 190 adults with sarcoidosis and compared their immune response to a group of healthy volunteers. The goal was to see if the vaccine is effective and safe in this patient group, especially for those on steroids or immunosuppressants.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance: seasonal influenza vaccine
What this could lead to: If successful, this study could show that the flu vaccine is effective and safe for people with sarcoidosis, supporting current vaccination recommendations.
What could go wrong: This is a completed Phase 3 trial with only 190 participants, so results may not apply to all sarcoidosis patients. The vaccine response may be lower than expected, especially in those on immunosuppressants.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

sarcoidosis influenza prevention target

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

INFLUENZA VACCINE SARCOIDOSIS

Contacts and locations

Locations

Hotel-Dieu Hospital

Paris, 75004, France

More trials for these conditions

Other studies related to the condition(s) this trial covers.