B1 (thiamine) Flashcards
1
Q
Purpose
A
essential coenzyme in metabolism of carbohydrates; deficiency syndrome beriberi which occurs most often in the US in alcoholics; Wernicke’s encephalopathy is neurologic variant
2
Q
diagnostic test
A
elevated pyruvic acid
3
Q
adverse effects
A
excessive doses may cause feeling of warmth, sweating, weakness
4
Q
severe adverse effect
A
rapid IV admin: hypotension, cardiovascular collapse
5
Q
contraindications
A
none
6
Q
pregnancy category
A
A but C if doses exceed RDA
7
Q
nursing responsibilities
A
assess diet
assess alcohol intake
monitor IV admin
