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

• Main Authors: Maren Blosa (Author), Julia Uricher (Author), Sabine Nebel (Author), Catherine Zahner (Author), Veronika Butterweck (Author), Jürgen Drewe (Author)
• Format: Book
• Published: MDPI AG, 2021-02-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

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...