FIELD: medicine, pharmaceutics.
SUBSTANCE: there are offered: light-stable pharmaceutical composition containing vitamin B12, butanol and butaphosphane, its use for preparing a drug; use of butanol and butaphosphane for preparing the drug; use of butanol and butaphosphane for light-stabilising vitamin B12 in the pharmaceutical composition and use of butanol and butaphosphane for preparing the pharmaceutical composition of vitamin B12 with improved light-stability of vitamin B12.
EFFECT: what is shown is improved light-stability of the composition as related to the n-butanol free composition after 3-hour light exposure.
7 cl, 1 dwg, 1 tbl
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Authors
Dates
2013-01-20—Published
2008-03-07—Filed