Hi sir o am get fever before 15 days doctor was give me zifi 200 and zavocin 200 then I feel relief from fever and naw last 2 days I get fever and I take that 2 medicine (zifi 200 and zavocin 200) but I not get relief now I was consult 1 another doctor after 15 days he was say continue that 2 medicine and add 1 dell 650 but I not get relief please consult me.