back in sept. i had MRSA it was coming back every 2 months, knock on wood it stopped, I have been on many antibiotics. I then had little cold in dec. was put on ketek, had bad allergic reaction, i got confused, throat closed and had like a zeisure. SInce then i have been very weak, head is weird, numbess in right leg arms chest, burning in head and lost 20 pounds. I have had every test possible i think. all come back neg. MRI's, ct scans, mammograms, blood work endo, stress and echo card. I am being sent to rheumotologist for possible cfs. does anyone have answers. going crazy. of course you can't get dr appt for a month. going to talk to physc on wed.