nasal b12 vs injection Nascobal (cyanocobalamin): Uses, Side Effects, Dosage & Reviews Vitamin B12 Injection Dosage |

The use of analogues has shown multiple and substantial clinical benefits along with metabolic improvement

[1] Other rare side effects noted (mostly in older literature or high-dose use) include: polycythemia vera and peripheral vascular thrombosis in patients receiving repeated injections (though these associations are not well understood, they were listed in prior product literature as possible adverse events)

Vitamin B 12 deficiency: case report and review of literature

First, if you have proven deficiency under NHS care and want a private top-up injection between NHS doses because your symptoms return early, we will do that on agreed protocol after seeing your blood results