usual dosage of vitamin b12 injections IM Injectable at Philly IV Lounge B12 Shots Dosage for Adults:

Typically, a patient with acute symptoms of Vitamin B-12 deficiency receives five to seven injections during the first week to restore the bodys reserves of this nutrient

From UndisclosedComments about Cyanocobalamin Injection, 1000 mcg/mL 1mL Viallove the 1 ml vials

Excess hydroxocobalamin can bind to other plasma proteins such as albumin, which helps explain the very high B12 levels seen after injections of that form

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I hold additional qualifications in Sports and Exercise Medicine from Barts and The London School of Medicine and Dentistry (Queen Mary University of London), and in Diabetes Care from Warwick Medical School

True, if the roles were reversed your cat wouldn't do the same for you but that's only because they don't have fingers