Article: Butterbur extract for allergic rhinitis.(MEDICAL NEWS FROM AROUND THE WORLD)(Brief Article)

SWITZERLAND--Swiss researchers recently investigated whether butterbur extract Ze339 could be Used as a safe and effective treatment for rhinitits, an inflammation of the nasal mucous membranes.

The study used a prospective, randomized, double-blind, placebo-controlled, parallel-group comparison of 186 patients. After the patients were tested for allergic rhinitis, they received a high dose of butterbur extract, a low ...

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