Ask the doctor: Can I take PreserVision for my eyes even though I take warfarin?
PreserVision is one such formulation. A daily dose of it contains 28,640 international units (IU) of vitamin A (572% of the recommended daily value [DV]), 452 mg of vitamin C (754% DV), 400 IU of vitamin E (1,334% DV), 69.6 mg of zinc (464% DV), and 1.6 mg of copper (80% DV).
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