Efficacy of a food supplement Lertal® as an adjuvant therapy of patients with moderate-to-severe seasonal allergic rhinoconjunctivitis
Abstract Background Lertal® is an oral food supplement containing 80 mg of dry extract of Perilla frutescens, 150 mg of bioflavonoid quercetin, and 5 μg of vitamin D3. The aim of this study was to evaluate the efficacy of Lertal® as a complementary therapy to topical therapy of patients with moderat...
Main Authors: | , , , , , |
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Format: | Article |
Language: | English |
Published: |
SpringerOpen
2021-05-01
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Series: | The Egyptian Journal of Otolaryngology |
Subjects: | |
Online Access: | https://doi.org/10.1186/s43163-021-00117-6 |