Rather than trying to suppress cough and fever, we need to find the cause for the fever and cough. You will need to get a physical exam first, then chest x-ray, basic lab and sputum tests. It's high time you need to consult a nearby physician.
Next Steps
Consult with physician.
CBC with ESR, Sputum gram stain and AFB, chest x-ray
Health Tips
Avoid sweets as they aggravate cough. preferably wear a mask.