vitexagnus castus (Chaste Tree, Chaste Berry, Vitex, Monk's Pepper, Agnus Castus, Gattlier, Indian)

  • Pharmacy Author:
    Omudhome Ogbru, PharmD

    Dr. Ogbru received his Doctorate in Pharmacy from the University of the Pacific School of Pharmacy in 1995. He completed a Pharmacy Practice Residency at the University of Arizona/University Medical Center in 1996. He was a Professor of Pharmacy Practice and a Regional Clerkship Coordinator for the University of the Pacific School of Pharmacy from 1996-99.

  • Medical and Pharmacy Editor: Jerry R. Balentine, DO, FACEP
    Jerry R. Balentine, DO, FACEP

    Jerry R. Balentine, DO, FACEP

    Dr. Balentine received his undergraduate degree from McDaniel College in Westminster, Maryland. He attended medical school at the Philadelphia College of Osteopathic Medicine graduating in1983. He completed his internship at St. Joseph's Hospital in Philadelphia and his Emergency Medicine residency at Lincoln Medical and Mental Health Center in the Bronx, where he served as chief resident.

View Premenstrual Syndrome (PMS) Slideshow Pictures

GENERIC NAME: vitexagnus castus

BRAND NAME: Chaste Tree, Chaste Berry, Vitex, Monk's Pepper

DRUG CLASS AND MECHANISM: Chaste tree is shrub. The dried ripe fruit is used as a natural herbal supplement. Although exact mechanism is not known, Chaste tree presumably works by decreasing follicle-stimulating hormone release. Lowering of follicle-stimulating hormones increases progesterone-to-estrogen ratio, giving relief from menstrual and menopausal symptoms.

PRESCRIBED FOR: Chaste tree is used for premenstrual and menopausal symptoms, production of breast milk, female infertility, endometriosis, and acne.

SIDE EFFECTS:Common side effects of Chaste tree are:

PRESCRIPTION: No

GENERIC AVAILABLE: Yes

PREPARATIONS: Chaste tree is available in crude herb extract capsules, fluid extract, dried fruit extract, and tincture forms.

STORAGE: Due to many manufacturers producing each formulation, storage requirements may vary based individual product.

DOSING:

  • Premenstrual syndrome (PMS): Take 4-20mg by mouth per day.
  • Premenstrual dysphoric disorder (PMDD): Take 20-40mg by mouth per day.
  • Crude herb extract: Take 20-240mg by mouth per day, divided in 2 to 3 doses.
  • Fluid extract: Take up to 40 drops by mouth per day.
  • Dried fruit extract: Take 1.6-3ml by mouth up to two times a day.
  • Tincture: Take 35-45 drops by mouth up to three times a day.
Medically Reviewed by a Doctor on 10/16/2015
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