Question: what can you give a 3 month old for congestion?
Answer: Feeding. You can tell if your baby is getting enough food by how many wet diapers they make every day. ... 
Care. Unfortunately, there are no cures for common viruses. ... 
Bath. ... 
Humidifier and steam. ... 
Nasal saline drops. ... 
Breast milk in the nose. ... 
Massage. ... 
Home air quality.