Treatment of Early Allergic and Late Inflammatory Symptoms of Allergic Rhinitis with <i>Petasites hybridus</i> Leaf Extract (Ze 339): Results of a Noninterventional Observational Study in Switzerland
The primary objective of this noninterventional, observational study was to assess the effectiveness of the <i>Petasites hybridus</i> leaf extract (Ze 339) on early allergic and late inflammatory symptoms of allergic rhinitis in Swiss outpatients. This study was conducted by general prac...
Main Authors: | , , , , , |
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Format: | Article |
Language: | English |
Published: |
MDPI AG
2021-02-01
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Series: | Pharmaceuticals |
Subjects: | |
Online Access: | https://www.mdpi.com/1424-8247/14/3/180 |