Retrieved June 10, 2025, from Fresenius Kabi USA, LLC
Most users begin to notice subtle results in 12 weeks, with more significant improvements by 46 weeks
CL Answer I take warfarin (Coumadin), an anticoagulant drug
That means: Hypokalemia can develop or worsen which can lead to: Cardiac arrhythmias Muscle weakness QT prolongation In severe cases, sudden cardiovascular instability This is a classic board-style pearl that many clinicians forget because B12 feels benign. But in profoundly deficient patientsespecially those with severe megaloblastic anemiarepletion is metabolically active treatment
Integrative Medicine: A Clinicians Journal
I., Cuzi, S., Brajsa, K., Mildner, B., Bokuli, A., Situm, K., Perovi, D., Glojnari, I., & Parnham, M