doi: 10.7861/clinmedicine.15-2-145
Seek emergency help for trouble breathing, facial or throat swelling, severe rash, chest tightness, or fainting after an injection
Diabetes or metabolic syndromes: People living with diabetes or metabolic syndromes, such as high blood pressure, high blood sugar, excess body fat around the waist, and irregular cholesterol levels, may also experience inflammation in the body, which can impact the health of the shoulder and rotator cuff, particularly leading to adhesive capsulitis (frozen shoulder)
Your brain depends on vitamin B-1 to metabolize glucose, and your nerves need it to function properly
If a patient is truly deficient and cannot absorb oral B12, injections are lifesaving and the benefits outweigh the small risk