Further patient-facing information is available on the NHS hair loss page and through the Primary Care Dermatology Society (PCDS)
It comes from United States Pharmacopeia General Chapter 797, which sets a default beyond-use date for opened multi-dose vials of any kind
Mild soreness at the injection site may arise but usually resolves within a few hours
| | Intensive Performance Protocol | 10mg subcutaneous, 5x/week (weekdays) | 150mg oral, daily | Both compounds AM, pre-training | 6 weeks on, 4 weeks off | Athletic performance research, substrate utilization studies, endurance capacity trials | Higher dosing frequency and dose intensity produce more pronounced short-term shifts in RER and VO2 max, but require stricter adherence and increase washout sensitivity
If you are in Madison, AL, B12 injections are available at Madison Integrative Medicine
Generally, its recommended to get back on track as soon as possible