Prepared Aconite Root Slices … Safety & Interactions

Zhi Fu Zi · Aconiti Lateralis Radix Praeparata

Contraindications

  • Pregnancy
  • Heat patterns, Yin deficiency with heat, or clear internal heat without cold
  • Raw or inadequately processed aconite for internal use
  • Unsupervised use in frail patients, children, or anyone with major arrhythmia risk

Cautions

  • Zhi Fu Zi is processed but still toxic and generally needs pre-decoction, authenticated sourcing, and formula-based supervision.
  • Toxicity can begin with mouth numbness, tingling, nausea, vomiting, diarrhea, weakness, and hypotension before progressing to dangerous arrhythmias.
  • Traditional incompatibility cautions remain for Ban Xia, the Gua Lou group, Tian Hua Fen, Bai Ji, Bai Lian, and the Bei Mu group.

Drug Interactions

Drug Class / Substrate Mechanism Severity Source
Cardiac glycosides such as digoxin ... additive arrhythmogenic risk
Class I and III antiarrhythmic drugs ... unpredictable electrophysiologic interaction
Beta-blockers or other rate-slowing agents ... may worsen bradycardia or mask early toxicity
QT-prolonging medications ... additive risk of malignant ventricular arrhythmia

Pregnancy

Not recommended during pregnancy. Consult a qualified practitioner before any use.

This information is for educational purposes only and does not constitute medical advice. Always consult a qualified healthcare provider before using herbal medicines, especially if you take prescription medications.