GUAIFENESIN - Drug to overcome phlegm cough in the respiratory tract due to flu or acute bronchitis - YouTube

GUAIFENESIN - A drug to overcome phlegm cough or relieve phlegm buildup in the respiratory tract due to flu or acute bronchitis The drug is not used to relieve coughs caused by chronic obstructive pulmonary disease. Guaifenesin works by diluting phlegm, so that phlegm can be more easily removed from the respiratory tract. The drug is often combined with other drugs in flu and cough medicine products. Relieves phlegm cough (as expectorant).