This word is acceptable for play in the UK dictionary that is being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

v. To destroy or remove the myelin sheath of (a nerve fiber), as through disease.

v. To remove the myelin sheath from a nerve

v. destroy the myelin sheath of

"Again, these chemicals demyelinate the Purkinje axon creating problems with balance, visual motor processing and integration and auditory processing."

destroy    destruct