feline b12 injections at home Vitamin B-12 1000mcg - Injection for Pets Ferrocat B12 - Liquid Iron

Others find no difference

however, no case of ECL cell carcinoids, dysplasia, or neoplasia has been found in these patients [see Nonclinical Toxicology (13.1)] In over 1,000 patients treated with oral esomeprazole (10 mg, 20 mg or 40 mg/day) for up to 12 months, the prevalence of ECL cell hyperplasia increased with time and dose

If the basal ganglia are in some way damaged, or if dopamine levels are disrupted in the brain, this often causes involuntary movements, and may be a related factor

While intramuscular injections offer the highest absorption of B12, diabetics should be aware of the potential for developing lumpy deposits beneath the skin, which may be painful and difficult to treat