Peterson, MD, MPH, FASMBS, President, American Society for Metabolic and Bariatric Surgery (ASMBS) and Professor of Surgery at UT Health San Antonio, who was not involved in the study
This is a normal physiological response and does not indicate an allergic reaction or unsafe medication
News provided by Ro Jan 13, 2026, 08:00 ET Ro's and Amgen's research will focus on barriers to care and improving access to treatment NEW YORK, Jan
References Hira, T
Dosage, Concentration, Route of Administration Dosage : Seek advice from an appropriately qualified and licensed physician, medical director, or other healthcare provider Concentration : 2mg/ml Route of Administration : IV/IM/SQ Resources: Precautions/Side Effects Hydroxocobalamin injections are contraindicated in people with low blood potassium or allergies to vitamin B12 or cobalt