Humidifier. If you’re lucky and your little one keeps her head on the same side of the mattress, you can put a blanket under one side of the mattress to prop up her head a little bit. My ped told me I can try to pat her back to help, whenever she sounds like she’s trying to cough something up
You need to see a doctor for an albuterol treatment. In the meantime buy a nebulizer from Amazon so when you get the medicine from them, you’re ready.
My son is 1 years old and just got over RSV and he sounded exactly like her.. Go to the doctor and they will prescribe albuterol treatment
Lots of warm baths help