For the treatment of folate-deficient megaloblastic anemia: 5 mg or 1 tablet daily for 4 months; up to 15 mg or 3 tablets daily in malabsorption states. Continued administration of 5 mg folic acid every 1 to 7 days may be necessary in chronic hemolytic states depending on the diet and rate of hemolysis.
For prevention of neural tube defects in the offspring of pregnant women and women with child-bearing potential: 5 mg or 1 tablet daily starting before pregnancy and continued through the first trimester or as prescribed by the physician.