Clearing Phlegm From Baby I'm Desperate. Tips To Help Ease A Phlegm Cough?

I'm desperate. Tips to help ease a phlegm cough? - clearing phlegm from baby

Ma Lo 's have a cold and cough and is sooo bad. Almost choking on phlegm and coughing very hard, but it will not come .... Ideas? I built a small cushion, a massage with eucalyptus chest, humidifier - but all these things are for your breath? The mucus is thin and clear the nose and swallow, of course, ... How babies is exempt if they spit it out like adults can? It was the doctor, but I said, we have allowed to take its course - but the cough sounds terrible.