Residency in certain countries or geographic regions or travel to those areas may make you ineligible to donate.

Malaria

If you have been diagnosed with malaria or traveled to an area where malaria is prevalent, you may still donate blood if it has been:

More than three years since:

• You last experienced symptoms of malaria.
• You lived for five or more consecutive years in a country that has any area(s) considered to be at risk for malaria transmission

More than three months since:

• You returned from any other area where malaria is prevalent and are free of malarial symptoms.

The website of the Centers for Disease Control (CDC) has areas of malaria risk listed by country