Are There Any Negative Interactions Between Tamiflu And Azithromycin?

are there any inter reactions between tamiflu which I have been taking since last Thursday evening and azithromycin which I have not started taking. my fever f has been fluctuating up and down from 99 up to 103.8 over the last for ur dau\ys. I have not bee\n able to reach my doctor who prescribed both medications. i tried to reach his on call doctor with no success. a;so my ankles and wrist throb with pain and my feet at times feel like they are on fire.