sore throat after b12 injection Common & Rare Side Effects of Vitamin Injections Can Vitamin B12 Deficiency Be

It is a self-limited thyroid inflammation for weeks to months that commonly happens following a viral upper respiratory tract infection (79, 80)

Cyanocobalamin Injection, USP is also suitable for the vitamin B 12 absorption test ( Schilling test)

17 Screening should be considered in patients with risk factors, and diagnostic testing should be considered in those with suspected clinical manifestations

More commonly, I see patients with several nutritional gaps at the same time: low vitamin B12, low folate, low vitamin D, low zinc, sometimes low protein stores, and sometimes low iron

Patients after total gastrectomy may require additional vitamin B 1 supplementation