About covid. Do test when i should do?

If we are taking any antibiotics we will not get fever? Why I m asking last Friday I got chest swelling and backpain and whole body pain I went to cardiology doc he given tablet but after I had that tablet I got loose motions after doc suggest 2 tablet for loose motions I had only twice a day I mean one day loose motions got stoped dcr suggested to not have milk or any milk products but I forgot that had tea so my face got swelling after he gvn only one tab I had that my swelling stopped but near by eyes still swelling there I had from begging dust allergy I cleaned my kitchen dust I got throat infection and tonsils dcr given 500 mg strong antibiotics gvn I m tkng that now for two days ... My throat pain went but I hv left side ear I mean tonsil pain ... I don't have cough runny nose cold or headache but all are saying do covid test it's been I m unwell from 7 days today... I m panic now and scared I have small baby also pls help... if I should do test when I should do ? pls reply 🥺