Reference Source

Measles Exposure — can I give blood? (American Red Cross (US))

What is the waiting period for Measles Exposure — can I give blood? (American Red Cross (US))?

For Measles Exposure, waiting period is 4 weeks; condition is if you have not been vaccinated or it has been less than 4 weeks since being vaccinated; outcome is temporary deferral; blood service is American Red Cross (US), recorded from its source on 2026-08-06.

Acceptable if you are healthy and well and have been vaccinated for measles more than 4 weeks ago or were born before 1956. If you have not been vaccinated or it has been less than 4 weeks since being vaccinated, wait 4 weeks from the date of the vaccination or exposure before donating.

redcrossblood.org, retrieved 2026-08-06

4 weeks
How long you must wait before donating (or the age/weight bound), exactly as this blood service prints it — the passage it comes from is quoted on the record page. National services genuinely disagree on the same criterion; check the service you would donate with.
Sourceredcrossblood.org
Verified
Review by
DatasetBlood donor deferral criteria compared across national blood services
Criterion
Measles Exposure
Blood service
American Red Cross (US) our reading
Waiting period
4 weeks verified
Condition
if you have not been vaccinated or it has been less than 4 weeks since being vaccinated verified
Outcome
temporary deferral our reading

Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.

Source

Last verified against source: . Due for re-check by . This page as Markdown · OKF bundle · full dataset as JSON.

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