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Efficacy and safety of a triple active sore throat lozenge in the treatment of patients with acute pharyngitis: Results of a multi-centre, randomised, placebo-controlled, double-blind, parallel-group trial (DoriPha).
Palm J, Fuchs K, Stammer H, Schumacher-Stimpfl A, Milde J; DoriPha investigators. Palm J, et al. Among authors: schumacher stimpfl a. Int J Clin Pract. 2018 Dec;72(12):e13272. doi: 10.1111/ijcp.13272. Epub 2018 Oct 17. Int J Clin Pract. 2018. PMID: 30329199 Free PMC article. Clinical Trial.