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A 49-year-old member asked:

What is causing me to pass out after plasma donation?

1 doctor answer1 doctor weighed in
Dr. Gurmukh Singh
Pathology 51 years experience
Reduction in blood: Volume. Different people react differently to blood/plasma donation due to loss of blood volume. Try drinking a lot of water and eating salty snacks before donation.
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Last updated Mar 30, 2013
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