Clove — Safety & Interactions

Ding Xiang · Flos Caryophylli

Contraindications

  • Yin deficiency with heat signs
  • Stomach heat or hot-pattern vomiting rather than deficiency-cold rebellion

Cautions

  • The whole herb is gentler than the essential oil, but concentrated clove preparations can still irritate mucosa and aggravate reflux or heat signs.
  • Later sources advise caution in pregnancy, especially with larger doses or concentrated preparations.
  • Most modern evidence centers on eugenol-rich extracts and essential oil rather than on traditional decoction use.

Drug Interactions

Drug Class / Substrate Mechanism Severity Source
Anticoagulants or antiplatelet drugs - eugenol-rich preparations may increase bleeding tendency, especially at concentrated doses

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.