How much colloidal silver should I give a pet rat with myco?

How much colloidal silver should I give a pet rat with myco? - I have done some research on colloidal silver and understand it can help rats with myco but I won't give this to them unless I know for certain the correct dosage . If anyone with any knowledge on rats could help me with an answer this would be greatly appreciated and my rat's Simba and Tempelton Thank you .

How much colloidal silver should I give a pet rat with myco?