What Causes Headache And Shivering While On Birth Control?

my daughter is 15 weighs 124 llbs just gave 2 tylenol extra strength capsules -- she woke up shivering -thought she was just cold -took temp 99 digtal/98 mercury
headache, shivering, feels way hot -- what is this --she has HS softball tryout again today -- she is on her 1st month of ortho-tryclyclinLog for acne (do you think it's a virus or something to do with the birth control