Can I donate blood if I took PEP?
What this means
- PEP leads to a deferral period after your final dose.
- Finish the full course as prescribed. Donation is a later question.
- The waiting period is set by current testing guidance, not a judgment about you.
What to do next
Complete your PEP course, then ask the center when you can donate.
When to call the center: Call before scheduling to confirm the current waiting period.
If you need to wait
Commonly three months after the last PEP dose.
Exact timing is confirmed by the center. Set a reminder so you do not have to track it.
Set a return reminderWhy this rule exists
Like PrEP, PEP can affect HIV test performance, so a waiting period protects patients.
This is general educational guidance, not a final eligibility decision. Donation centers make final eligibility decisions during confidential screening. Rules may vary by center, donation type, location, and current policy.
Were you already turned away for this reason? See the comeback plan
Find a place to donate
Search by city, ZIP, state, or center name, or use your location to see the closest centers.
Related questions
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Read the full pledgeSources and review
The guidance on this page reflects published criteria from these organizations. Eligibility and procedures vary by center and country, so confirm specifics with your donation center.
- American Red Cross
- AABB (Association for the Advancement of Blood & Biotherapies)
- U.S. Food and Drug Administration, Blood Donation
- Canadian Blood Services
- Last reviewed:
- Next review due:
- Reviewed by:
- Reviewed against American Red Cross, AABB, and U.S. FDA donor guidance
- Confidence:
- High confidence