Reference Source

Measles Exposure

For Measles Exposure, blood service is American Red Cross (US); 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, recorded from its source on 2026-08-06.

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
Sourceredcrossblood.org
Verified2026-08-06
Review by2027-02-02
DatasetBlood donor deferral criteria compared across national blood services

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.

What the source says

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

Source

Last verified against source: 2026-08-06. Due for re-check by 2027-02-02. This page as Markdown · OKF bundle · full dataset as JSON.