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.
Tell your doctor if you
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.
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 Throw away medicine that is out of date or that you do not need.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.
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.
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.
1. McGuffin M, Hobbs C, Upton R et al (eds): American Herbal Products Association's Botanical Safety Handbook. CRC Press, Boca Raton, FL; 1997.