The reason for getting to 15x3 is to get rid of a large parasite load; so your immune system can work. If you have had no incident of detox, you should be able to go to maintenance dose now.
"3. Continue to follow the procedure given in 2 above. Until you reach 15 drops twice a day without nausea. At that point increase to 3 times a day. Stay at 3 times a day for at least one week and then reduce the drops to 4 to 6 drops a day for older people and 4 to 6 drops twice a week for younger people.
Note: Once you have completed step 3 above most of the viral, bacteria, mold, and yeast load will be gone from your body. Your body will be clean. You no longer have to worry about feeding the microorganism load. You can base you diet on nutrition, rather than not feeding the load."