• SCIENTIFIC NAME: Vitex agnus-castus
  • INDICATIONS: Premenstrual syndrome, abnormal uterine bleeding, mastodynia
  • SYNONYM: Verbenaceae
  • CLASS: Hormone modulator
  • HALF-LIFE: N/A
  • CLINICALLY IMPORTANT, POTENTIALLY HAZARDOUS INTERACTIONS WITH:
    Dopamine-receptor antagonists

Chasteberry is not a phytoestrogen; it appears to stimulate progesterone production.

The Catholic Church once placed it in the pockets of neophyte monks to help them to maintain their vow of chastity.

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Page last updated 07/31/2023

Symbol key

Incidence

<1% 1‑5% 5‑10% 10‑15% 15‑20% 20‑30% >30%

Seriousness

Hospitalization possible
Life threatening
Fatal

Warnings in other populations

BreastfeedingBreast feeding

GeriatricGeriatric

PediatricPediatric