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Rehmannia

What is it?

Rehmannia is a Chinese herb that is often combined with other herbs to treat anemia (ah-NE-me-ah) (decreased oxygen to tissues), cancer, constipation (hard stools), and diabetes. Other uses include the treatment of fatigue (tiredness), high blood pressure, sleeping problems, and ringing in your ears. Rehmannia may be applied to the skin to treat eczema (EK-ze-mah) or psoriasis (so-RI-ah-sis) (skin diseases). It may also be used to treat cuts and wounds.

Other names for Rehmannia include: Chinese foxglove, Rehmania glutinosa, Di-huang, and Sho-Jio.

Ask your doctor, nurse, or pharmacist if you need more information about this medicine or if any information in this leaflet concerns you.

Before Using:

Tell your doctor if you

  • are taking medicine or are allergic (uh-LER-jik) to any medicine (prescription or over-the-counter (OTC) or dietary supplement)
  • are pregnant or plan to become pregnant while using this medicine
  • are breast feeding
  • have other health problems, such as high blood pressure or heart or blood vessel disease

Dosage:

Talk with your caregiver about how much Rehmannia you should take. The amount depends on the strength of the medicine and the reason you are taking it. If you are using this medicine without instructions from your caregiver, follow the directions on the medicine bottle. Do not take more medicine or take it more often than the directions tell you to.

To store this medicine:

Keep all medicine locked up and away from children. Store medicine away from heat and direct light. Do not store your medicine in the bathroom, near the kitchen sink, or in other damp places. Heat or moisture may cause the medicine to break down and not work the way it should work. Throw away medicine that is out of date or that you do not need. Never share your medicine with others.

Side Effects:

Stop taking your medicine right away and talk to your doctor if you have any of the following side effects. Your medicine may be causing these symptoms which may mean you are allergic to it.

  • Breathing problems or tightness in your throat or chest
  • Chest pain
  • Skin hives, rash, or itchy or swollen skin

Other Side Effects:

You may have the following side effects, but this medicine may also cause other side effects. Tell your doctor if you have side effects that you think are caused by this medicine.

  • A feeling that your heart is pounding or racing (1)
  • Dizziness and fatigue (tiredness) (1)
  • Diarrhea (loose stools) and abdominal (belly) pain (1)

References:

1. McGuffin M, Hobbs C, Upton R et al (eds): American Herbal Products Association's Botanical Safety Handbook. CRC Press, Boca Raton, FL; 1997.


Last Updated: 11/4/2014

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