It seems likely an infection
And your absolute eosinophil count is elevated which indicates you have allergic tendencies for a short period of time.
It should be treated appropriately with medications to prevent long term complications.
Detailed patient history will help to rule out the cause of infection and type of allergen exposure.
Next Steps
kindly connect and discuss the further steps of treatment
Health Tips
steam inhalation with plain water helps with headache..
take plenty of fluids.
avoid excessive exposure to dust/smoke/chilled air