Pharmaceutical preparations; Pharmaceutical preparations for human use; Pharmaceutical preparations for oral use; Pharmaceutical products for use by humans; Compounds for treating respiratory diseases; Preparations for the treatment of disorders of the respiratory tract; Anti-asthma preparations; Elixirs for relieving asthma; Inhalation preparations for the treatment of asthma; Expectorants; Cough linctus; Cough mixtures; Cough syrups; Medicated cough drops