Any remedies to help??

Teething won’t cause a cough and running nose. You may want to bring your baby to a doctor. For running nose, you can try using a nasal saline spray and nasal aspirator or bulb to clear baby’s nose.

Wet cough could be due to the runny nose. Use nasal spray and aspirator to help clear the nose.

give slightly warm water, avoid giving food that will cause phlegm.