Stop with the sweets at first. When you eat a lot of sugar, there is excess mucus in the body which is perfect for such organisms. This is their weak spot. How to remove them though?
The natural and good way to do this is with good cleansing methods. Avoid grains and sweets and be again full with energy!
100 g linseed
10 g dry cloves
Just grind all of these and make a powder.
Take 2 tbsp every morning for whole 3 days. Also, mix it with warm milk and in the breakfast or cereals. After the 3 days, make a break with another 3 days. Repeat this for a whole month and you can do this few times per year.