hi,two months ago i had throat infection,my gp prescribe me amoxicilin 500mg,after that,i have white tongue,done test for candida and fungie but negative my whithnes doesent want comeoff,i have tryed nistatin,daktarin and some tablets but nothing,saw to many gps,they say nothing warry about,but i am so nervous and my tongue was nice and red,what i should do?!