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Medical Term:

vitamin P


a mixture of bioflavonoids extracted from plants (especially citrus fruits). It reduces the permeability and fragility of capillaries and is useful in the treatment of certain cases of purpura that are resistant to vitamin C therapy.

Synonym(s): capillary permeability factor, citrin, permeability vitamin

See Also: hesperidin, quercetin, rutin

© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.