 [ Symptoms ] can you fly when you have vertigo [ Disease ] they can be used together but this homepathic cough medicine is really not designed to stop a cough and may not even help seven month olds are very vulnerable to colds now that their maternal immunity has worn off and they are also teething use a cold mist humidifier suck out any mucous in the nose with a bulb syringe even if they hate it  and use saline nasal spray the average child gets between 6 9 colds every year so you will get use to them