# Aspirin — Blood donor deferral criteria compared across national blood services

For Aspirin, blood service is American Red Cross (US); waiting period is no waiting period; condition is for donating whole blood; must wait 2 full days before donating platelets by apheresis; outcome is accept, recorded from its source on 2026-08-06.

- **Criterion:** Aspirin _(verified: appears in the quote below)_
- **Blood service:** American Red Cross (US) _(our reading, not quoted from the source)_
- **Waiting period:** no waiting period _(verified: appears in the quote below)_
- **Condition:** for donating whole blood; must wait 2 full days before donating platelets by apheresis _(verified: appears in the quote below)_
- **Outcome:** accept _(our reading, not quoted from the source)_

## What the source says

> Aspirin, no waiting period for donating whole blood. However, you must wait 2 full days after taking aspirin or any medication containing aspirin before donating platelets by apheresis.

## Source

- https://www.redcrossblood.org/donate-blood/how-to-donate/eligibility-requirements/eligibility-criteria-alphabetical.html

Last verified: 2026-08-06. Review by: 2027-02-02.
Part of [Blood donor deferral criteria compared across national blood services](https://referencesource.org/blood-donor-deferral-criteria/).