pyrrolizidine alkaloid/headache

For hundreds of years butterbur (Petasites hybridus) has been used against many diseases. Modern indications are the prophylaxis of migraine, tension headache, spasms of the urogenital tract, gastro-intestinal tract and bile duct and hopefully hay fever and asthma in the near future. The petasines,

Butterbur is a popular herbal preparation that is used to treat migraine headaches, allergic rhinitis and respiratory illnesses. Butterbur is an extract of the roots of the butterbur bush and the extract has to be processed carefully to eliminate harmful pyrrolizidine alkaloids that occur naturally

Herbal medicinals are being used by an increasing number of patients who typically do not advise their clinicians of concomitant use. Known or potential drug-herb interactions exist and should be screened for. If used beyond 8 weeks, Echinacea could cause hepatotoxicity and therefore should not be