It usually starts in the nerves farthest from the brain and spinal cord -- like those in the feet and hands. Then it may move up into the legs and arms. However, if you get treatment for the medical condition causing the nerve damage, you may be able to stop the damage -- and even reverse it.
If swallowed, tea tree oil can cause varying side effects ranging from drowsiness, upset stomach, vomiting, nausea and weakness, to coma, hallucinations, blood cell abnormalities, confusion and ataxia which affects muscle coordination and your ability to move voluntary muscles, states the American Cancer Society.
I often get comments about tea tree oil being toxic to dogs. Tea tree oil has phenolic compounds that can be hard for a dogâs body to process, but only in high doses. The oral toxic dose of phenol in dogs is about 0.22 grams per pound of body weight. 0.22 grams is about 4 drops of tea tree oil.ea tree oil has phenolic compounds that can be hard for a dogâs body to process, but only in high doses. The oral toxic dose of phenol in dogs is about 0.22 grams per pound of body weight. 0.22 grams is about 4 drops of tea tree oil.