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Blue Cohosh

Blue Cohosh (Caulophyllum thalictroides)


Blue Cohosh is a common herb that is often used to treat menstruation irregularities and during childbirth to ease pain, childbirth irregularities and ease all pangs that come with labor. It has excellent anti spasmodic properties that are quite similar to those of black cohosh. It is an actual blood mover and is used immediately before or during childbirth. What’s more, it has the best diuretic, anthelmintic and diaphoretic properties. These make the herb quite effective in the treatment of different diseases including chronic uterine inflammation, epilepsy, dropsy and rheumatism among other conditions.

Medicinal Use

  • Very useful in childbirth as it facilitates labor, eases effects of childbirth and stimulates childbirth.
  • Treats congestion and can be combined with black cohosh to enhance nerve treatment.
  • Effective in the treatment of bronchitis, urinary tract infections, nervous disorders, nerve pain and rheumatism.
  • Used in the treatment of kidney related infections.
  • Relieves colic pain in infants and gastrointestinal cramping.
  • Treats painful periods and erratic menstruation because it helps to balance estrogen.
  • Treats pelvic inflammatory disease, endometriosis, ovarian neuralgia and retained placenta.
  • Blue cohosh herbal tincture stops bleeding and close the cervix following a delivery. It also helps to bring the uterus back to its normal size following a delivery.
  • Enhances treatment of arthritis. This is because of its inflammatory properties.
  • It is also used in the treatment of epilepsy because it is cerebrospinal trophorestorative herb.

Dosage and Administration

Blue Cohosh rhizome and roots are known to have excellent therapeutic properties. This means the herb can be used in different forms including fluid extract, caulophyllin, alcoholic tincture, powder and infusion form

  1. When used as an alcoholic tincture, the standard dosage is prepared from roots and rhizome of the herb. A ratio of 1:5 is used. Take 120 mg to 360mg three to four times a day.
  2. Powder form:  a standard doze of blue cohosh roots or rhizomes powder 0.3 gms to 1.0 gms. Take the dose 3 times a day to enhance its effectiveness. You can also prepare a decoction from the powder. The roots and rhizomes of the herb have been proven to have the best therapeutic results with a simple dose of 0.5 grams.
  3. Caulophyllin: take between 130 to 260 mg of blue cohosh.
  4. Fluid extract: get blue cohosh exctract and dilute in the ratio of 1:1. Add 60 percent alcohol and take 0.3ml to 0.9ml thrice a day. Alternatively, take the extract in 70 percent of alcohol, 1.0 ml thrice a day.
  5. Infusion: Blue Cohosh infusion is prepared from the roots and rhizome should be taken after every two to four hours. Take 15ml to 30ml of the infusion for effective results.

Parts Used

  • roots
  • rhizome


  • Blue cohosh is considered one of the most effective herb with excellent diuretic effect. Therefore, it helps to increase the flow of urine and to eliminate excessive water in the system. This also helps to prevent swelling of feet.
  • Helps to eliminate abdominal pain that is often caused by fluid retention in the body. It is also very useful in cases of breast tenderness.
  • Effective in the treatment of kidney related infections.
  • Promotes heavy perspiration. This helps to eliminate possible toxins in the body through the skin. Relieves fever, colds and flu, eliminates fatigue and helps to restore lost nervous energy.
  • Relieves pain especially following a miscarriage.

Side Effects

  • Blue cohosh should not be given to pregnant mothers especially before the onset of labor. This is to prevent excessive bleeding and high blood. The use of the herb during pregnancy can easily cause uterine contractions.
  • Excessive dosage of the herb can cause high blood pressure.
  • Hypertension can occur especially in persons that smoke cigarette. This is because nicotine poisoning occurs.
  • Excessive dosage can also result in queasiness, vomiting and inability to control body muscles. In coordination tends to occur when you overdose yourself.
  • Constriction of blood vessels can also occur and this exposes you to heart related conditions. This is due to thinning of vessels that supply blood to the heart and heart muscles. In this case, it is essential not to use the herb to prevent fatal situations.
  • Irritation may occur on mucous membranes when using blue cohosh root in its powdered form
  • Thirst, muscle weakness, convulsions, dilated pupils and nausea may also occur when using blue Cohosh tincture.

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