Injectable vitamin B12 continues to be in short supply from North American laboratories – limited supply and back-ordered. Laboratory Fresenius has been reporting an expected release for months but has never delivered. From the FDA Drug Shortages List as of August 19th:
American Regent/Luitpold (Reverified 08/22/2014) – limited supply and back-ordered
Fresenius Kabi USA, LLC (Reverified 08/27/2014) – 1000mcg 1ml vials available
UPDATE August 19th: Laboratory Fresenius Kabi has come online with 1000mcg 1ml vials available
UPDATE August 27th: FDA shortage list refreshed, no improvement
And if you are interested our July post on injectable B12 availability.