Recommended daily allowance: 400 mcg/day (nonpregnant/lactating), 600 mcg/day (pregnant), 500 mcg/day (lactating)<unk>  deficiency, megaloblastic anemia:
Up to 1mg IV/IM or PO daily
Maintenance: 0.4mg/day PO (non-pregnant/lactating) or 0.8mg/day PO (pregnant or lactating)
Methotrexate toxicity: 1mg/day PO OR 5mg/week
Up to 1mg IV/IM or PO daily
Maintenance: 0.4mg/day PO (non-pregnant/lactating) or 0.8mg/day PO (pregnant or lactating)
Folic acid
Niacin
Vitamin B12
Pyridoxine
Thiamine
Leucovorin
Senna
Selenium sulfide