Thank you for your query,
As your child is having fever
, rash and barking cough
it is looking like Viral illness involvement of upper respiratiry tract. Continue paracetamol
in prescribed dosage every 6 th hourly if there is fever and try to give sufficient oral liquids.
Consult your Pediatrician
for the examination of your child and to prescribe specific treatment.
Hope i have answered your query.