Methylcobalamin (Vitamin B12) is a compounded vitamin for injection
Image: Peter Dazeley/Getty Images About the Author Marygrace Taylor, Health Writer About the Reviewer Pieter Cohen, MD, Contributor Disclaimer: As a service to our readers, Harvard Health Publishing provides access to our library of archived content
It's often sold online as a "research chemical" or "dietary supplement," which means its quality, purity, and safety are not regulated or checked
Bacteriostatic water plays a behind-the-scenes but essential role in many medical procedures, especially when it comes to injections
The combined pill and norethisterone are not suitable for women who are over 35 years old and smoke or women who have certain medical conditions or take certain medications
the condition is commonly associated with other chronic issues such as irritable bowel syndrome, temporomandibular joint (TMJ) disorders, and chronic fatigue syndrome, further complicating pain management strategies