Both the medications that you took (Zifi and Zerodol) can cause gastritis which end up making you feel bloated and cause stomach uneasiness. As for the reports that you shared, they are suggesting that you have a typhoid infection.
Next Steps
My advice, have soft, easy to digest food without too many spices and stay hydrated. If the symptoms persist consult me on the app itself.
Health Tips
If you develop symptoms of fever, nausea, vomiting or diarrhea then you can consult me for the medicine.