does b12 injection expire Hi I bought the injectable liquid but there's no use by date on it or how long you have to use it once it's opened. Anyone know the answer? TIA x is it ok to take

Some people see rapid early results

The term aryl refers to an aromatic group having at least one carbocyclic aromatic group or heterocyclic aromatic group, which may be unsubstituted or substituted by one or more groups selected from halogen, haloalkyl, hydroxy, alkoxy, carbonyl, alkylamido, nitro, amino, dialkylamino, carboxy, thio or thioalkyl

Uses of Hydroxocobalamin Injection Treatment of Vitamin B12 deficiency Management of pernicious anemia and megaloblastic anemia Supportive therapy in neurological disorders linked to B12 deficiency Antidote for cyanide poisoning (emergency use) Improves energy metabolism and neurological health Or all other approved indications How Does Hydroxocobalamin Injection Work

You get macrocytic anemia or very large red blood cells, which don't work properly