Hello, you can use:
-Nasivion mini nasal drops to relieve nasal congestion (2 drops each nostrils for relieving nasal congestion 3 to 4 times in a day.)
-Syp paracetamol (crocin) for symptomatic relief from fever. The dose depends on weight of the child.
Next Steps
If no relief or fever is persistent, visit a Paediatrician for clinical evaluation and workup