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Methylcobalamin is also used in the treatment of peripheral neuropathy, diabetic neuropathy, and as a preliminary treatment for amyotrophic lateral sclerosis.ethylcobalamin (mecobalamin, MeCbl, or MeB 12) is a cobalamin, a form of vitamin B12.
Hydroxocobalamin is used to treat conditions involving a deficiency (low levels) of vitamin B12. It is one of the group of chemicals called cobalamins, which are sometimes known as forms of vitamin B12. It is used to treat low levels of vitamin B12 as hydroxocobalamin is a form of vitamin B12. In general this drug is used to treat low levels of vitamin B12, either because of a low level of vitamin B12 in the diet or poor absorption of this vitamin.