1 Short description: Ath ext ntv at w claudct. 2  ICD-9-CM 440.21 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 440.21 should only be used for claims with a date of service on or before September 30, 2015.
Thiamine, another name for Vitamin B-1, is used to treat thiamine-deficiency (not enough thiamine in the body)â¦ Read more. Brand names include: Good Neighbor Pharmacy Vitamin B1, Nature's Blend Vitamin B-1.hiamine, another name for Vitamin B-1, is used to treat thiamine-deficiency (not enough thiamine in the body)â¦ Read more. Brand names include: Good Neighbor Pharmacy Vitamin B1, Nature's Blend Vitamin B-1.
THIAMINE VITAMIN B1 Side Effects & Safety. Thiamine is LIKELY SAFE when taken by mouth in appropriate amounts, although rare allergic reactions and skin irritation have occurred. It is also LIKELY SAFE when given appropriately intravenously (by IV) by a healthcare provider.