b12 injection dose mcg Cyanocobalamin Vitamin 1000 — Mountainside Medical Oral vs. Intramuscular Vitamin B12

Is it important for my dog or cat to finish all of the Cyanocobalamin (Vitamin B12) Injection

Return to all activities immediately

Avoid B12 unless tested and cleared The risk of clot formation increases 4

Dosing typically begins at a lower dose, suggested initiation of 20 units (0.2 mL) weekly for the first 4 weeks, then escalates according to a titration schedule: Weeks 14: Inject 20 units (0.2 mL) one time per week Weeks 58: Inject 40 units (0.4 mL) one time per week Weeks 912: Inject 70 units (0.7 mL) one time per week Weeks 1316: Inject 90 units (0.9 mL) one time per week Weeks 1720: Inject 120 units (1.2 mL) one time per week Week 21+: Inject 140 units (1.4 mL) one time per week Dosing may deviate from this pattern to accommodate patient-specific needs

In one study from 1998 to 2000 in the USA and Canada, the reported rates were 0.3 cases of FISS per 10,000 vaccines and 11.8 post-vaccinal inflammatory reactions per 10,000 vaccinations in cats (Gobar and Kass, 2002)

This service is required to be booked online as there is a short medical questionnaire to complete