Cornhusk tea has the effect of benefiting water and clearing the liver, but cornhusk tea may not be able to completely precipitate the active ingredients of the drug, so its efficacy is limited.
Cornhusk is sweet, light and flat in nature; it belongs to the stomach, kidney, liver and gallbladder meridians. It has the effect of inducing water retention and eliminating edema, clearing the liver and gallbladder. It is used in treating edema, gonorrhea (increased urination, drenching and astringent pain), leucorrhea (cloudy urine like white slurry), cholecystitis, cholelithiasis, hypertension, carbuncle (red, swollen, and painful breasts, with poor discharge of breast milk, and eventual suppurative disease), impassable breast milk, and jaundice, etc. It is also used in the treatment of water retention and swelling.
For the treatment of oedema due to spleen deficiency, corn husk is used in combination with atractylodes macrocephala and Poria; for the treatment of urinary shortness and redness caused by dampness-heat in the bladder, corn husk can be decocted in large quantities as a single ingredient, or it can be used in combination with Plantago Ovata and Cortex Pearlica; it is also used in combination with Codonopsis pilosulae, Ulmus, and Inulae, etc. It can promote diuresis to relieve yellowish coloration.
It is recommended to use the medicine under the guidance of a doctor.