Root of Baikal Skullcap — Safety & Interactions

Huang Qin · Radix Scutellariae

Contraindications

  • Spleen-Stomach deficiency cold
  • Cold-type diarrhea
  • Lung cold with cough
  • Blood deficiency conditions
  • Kidney Yang deficiency with loose stools

Cautions

  • Hepatotoxicity reported in case reports; monitor liver function with prolonged use
  • Pneumonitis (lung inflammation) reported rarely
  • May elevate triglycerides and high-sensitivity C-reactive protein

Drug Interactions

Drug Class / Substrate Mechanism Severity Source
Anticoagulants and antiplatelets (e.g., warfarin) Baicalin has antithrombotic activity; additive effect may increase bleeding risk Moderate Memorial Sloan Kettering
Statins (HMG-CoA reductase inhibitors) Decreases blood levels of statin drugs, reducing cholesterol-lowering efficacy; documented in healthy volunteers Moderate Memorial Sloan Kettering
CYP1A2 and CYP2C19 substrates Wogonin inhibits CYP1A2 and CYP2C19 enzymes; may increase plasma levels and adverse effects of affected drugs Unknown Memorial Sloan Kettering
SLC transporter substrates Baicalein, baicalin, and wogonin inhibit SLC uptake transporters; may alter pharmacokinetics of co-administered drugs Unknown Memorial Sloan Kettering

Pregnancy

Generally considered safe during pregnancy at normal culinary doses. Consult a practitioner for therapeutic 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.