After using FSC, the girl had a fever, she has been holding it for three months already, all tests are practically normal, what can we advise her? Koltsov S. V.: Are you sure that this is due to FSC? This is the first time I hear this. Worms I.I.: There may be…. We had such a case, there may well be deep inflammation somewhere, especially in the jaw, we had this. The temperature was forty-one degrees for a long time. And then when they found this hearth, they eliminated it, and it was all over..