I Have Red Soars Witch Look Like Bugbites All Down

I have red soars witch look like bugbites all down my legs. I have zero petsI have had my house checked for bed bugs and all other bugs; nothing was found... i have seen a doctor and without any test or any skin biopsies (not even knowing exactly what was wrong) i was just treated for scabies, staff infection and was also given allergies perceptions. Nothing has worked.
I feel as if there is something microscopic is crawling and and biting me in the face nose and eyes lids. When I get around purple they start to itch there face in the nose acc rubbing parts of their face and some complain of dust. And look at me as if i have bugs..
Or as if my body is emitting done sort of toxin or fungus, some sort of smell that makes then react the way they do... I've worked at the same place for 3 years now... this had been happening for the past 2 weeks...
Something very strange is going on cab someone please help....