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Can you have B12 injections too often
Many patients report a crisp surge in mental alertness, clarity, and physical stamina within 12 to 24 hours post-injection
The combination of oral folic acid with intravenous administration is considered more effective than oral administration alone [110]
[9] Patients should be advised to contact their healthcare provider if they experience any severe or persistent side effects, such as difficulty breathing, chest tightness, severe rash, or dizziness
Vitamin B12 (cobalamin) deficiency in elderly patients
To avoid a potential risk of hypercobalaminemia or possible health risks of high-dose dietary supplements, an annual blood test is recommended, after which targeted substitution can be performed
