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.
How to use thiamine HCl oral. Thiamine (vitamin B1) is used to prevent or treat low levels of vitamin B1 in people who do not get enough of the vitamin from their diets.Most people who eat a normal diet do not need extra vitamin B1.ow to use thiamine HCl oral. Thiamine (vitamin B1) is used to prevent or treat low levels of vitamin B1 in people who do not get enough of the vitamin from their diets.