Relapse is often due to too much canditoxins in a short period of time. Heavy antifungals intake in a short period weakens immune system. T-cells are still tolerant and maybe more tolerant that they were at the beginning because suppressive effect from a truck load of canditoxins pouring into your system. The goal of treatment should aim at breaking tolerance state. You can't achieve this if you nuke fungus over a short period of time. Tolerance can be reversed only if your body is free of canditoxins for a long period of time. The biological purpose of candidatoxins is to create a favorable environment for the fungus growth. One way to achieve it is to induce immune tolerance.