Do TLC, DLC. TO LOOK FOR EOSINOPHIlia. Then Hetrazan is specific treatment.
.Breat feed is best . To continue it. You must wear mask and take vaccination against Covid. If you are safe, the baby is also safe. . For cough g, try ginger and jaggery with whole black pepper boil it and it is very effective. I AM promoting Indian herbs because there is no treatment.
Next Steps
This viral infection , nothing else works. Keep good nutrtionand hydration. Continue breast feeding.