The search is difficult because doctors, scientists and patients aren't used to thinking of rheumatoid arthritis, asthma and Alzheimer's disease as having the same root cause.
If you are removing it for prevention of tooth decay or periodontal disease such as gingivitis, which destroys the root and makes the teeth fall out then I believe it's best at night.
To clarify our point, we contend that prevention begins with understanding and illuminating the root causes of cancer and making efforts to reduce the occurrence of the disease.