I have recently read a very informative article on Intestinal Candidiasis written by mainstream Russian medics from a Moscow research facility. It talks about many gastroenterologists not knowing much about this condition and goes in depth on the details, research, and treatment of this condition. Looks like there are some good doctors out there.
In particular in the treatment section they talk about "Pumafucin", Russian version of Natamycin. For some reason nobody on this forum really talks about it. To read the rough translation of the webpage you just have to go to Google Translate, put in the URL and choose the languages. Here is a direct link: