The first of two articles focuses on infections to the level of the bronchi, including acute nasopharyngitis, sinusitis, acute pharyngotonsillitis, laryngitis, and bronchitis. Which medications are and are not useful is spelled out.
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Heinz F. Eichenwald (1976) studied this question.
Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context: