Viper's Bugloss vs Mentha Haplocalyx

Side-by-side comparison of medicinal herbs

Herb

Viper's Bugloss

Echium vulgare

Respiratory

Mentha Haplocalyx

Mentha haplocalyx

Respiratory

⚠️ Pregnancy & Nursing Warnings

Viper's Bugloss

❌ Not recommended in pregnancy

❌ Not recommended while nursing

Mentha Haplocalyx

❌ Not recommended in pregnancy

❌ Not recommended while nursing

Description

Biennial of disturbed European ground; flowers and leaves used in folk medicine for fever and respiratory conditions though contain pyrrolizidine alkaloids.

Aromatic perennial herb native to East Asia used in TCM to disperse wind-heat, clear the head and eyes, and course liver qi.

Active Compounds

pyrrolizidine alkaloids, mucilage, tannins, silicic acid, flavonoids

menthol, menthone, menthofuran, pulegone, isomenthol

Traditional Uses

Fever and headaches in European folk medicine, Respiratory catarrh, Used for snakebite in historical medicine (Doctrine of Signatures)

wind-heat cold, headache, sore throat, liver qi stagnation, itchy skin

Modern Uses

PA toxicology research, Historical folk medicine documentation

antipyretic, decongestant, carminative, anti-inflammatory

Adult Dosage

Very limited use due to PA content — short-term tea use only

3–6g decoction

Contraindications

Pregnancy, Liver disease, Children, Prolonged use

yin deficiency, infant face application of oil, allergy

Side Effects

Hepatotoxicity from pyrrolizidine alkaloids

cool sensation in GI, skin sensitization from oil

Drug Interactions

0 known interactions

Reviewed by: HerbAlly Editorial Team, Medical herbalists and healthcare professionals

Sources: WHO Monographs · NCCIH · PubMed · Commission E

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