Cf.
Butterbur against hay fever Detailed information.
Stem plant
L., Asteraceae – butterbur
Medicinal drug
- Petasitidis rhizoma – butterbur rhizome, butterbur.
- Petasitidis folium – butterbur leaves
Ingredients
- Sesquiterpenes: petasins, petasols
- Flavonoids
- Alkaloids: pyrrolizidine alkaloids
- Essential oil
Effects
- Antispasmodic
- Analgesic
- Anti-allergic
Fields of application
- Spasmodic pain of the gastrointestinal and urogenital tracts.
- Menstrual cramps
- Hay fever (Allergic rhinitis) see under butterbur for hay fever.
- Headache
- Migraine prophylaxis
Dosage
- Against hay fever contained in finished medicinal products.
- Daily dose 4.5 to 7 g of drug, taking not more than 4-6 weeks per year.
Contraindications
Pregnancy and lactation
Adverse effects
Risks due to pyrrolizidine alkaloids. They may be removed in the preparation of finished medicinal products. Very rarely liver damage with extract.
