You may be able to bring the full syringe to your pharmacy so they can replace it
Long-term storage: Refrigeration at 4 C (39 F) extends shelf stability
2025 [cited 3rd June 2025] CDSCO [Internet]
1 Introduction Vitamin B12, or cobalamin, is a water-soluble vitamin, that plays an essential role in cellular metabolism, particularly in DNA synthesis, methylation processes, and mitochondrial functions (Green et al., 2017)
Needle and syringe Sharps disposal container Alcohol and cotton balls Gauze or bandages Vitamin B12 solution The size and length of your needle will depend on the injection site and your body type
The duration of benefits varies by individual some may feel energized for a week, while others notice sustained effects for up to a month