2025 [cited 31 Dec 2025] Cyanocobalamin (intramuscular route)-Description and Brand Names - Mayo Clinic [Internet]
As obligate carnivores, cats require certain nutrients from muscle tissue protein, including B12 and taurine
At RMBI, vitamin B12 is a staple in every IM injection
Heres what we recommend for elderly patients: Start with 1000 mcg of vitamin B12 weekly for 4-6 weeks Then, give 1000 mcg every 1-3 months, depending on how theyre doing Keep an eye on their vitamin B12 levels, blood counts, and brain function A study in the Journal of Gerontology stressed the need for B12 in older adults
Never dispose of needles in household waste
Unlike oral supplements, which must pass through the digestive system, injections provide direct delivery into the bloodstream