Both bottles contain 1000 mcg/mL
You'll need to take vitamin B12 injections depending on your situation if your deficiency is not diet-related
References Double-blinded comparison of diphenhydramine versus lidocaine as a local anesthetic The objective of this study was to evaluate the efficacy, onset of action, duration of action, and side effects of 1% diphenhydramine compared with 1% lidocaine when used as a local anesthetic agent
She shows concern, not only about the service you originally come to her for, but about your overall health
Symptoms can include fatigue, weakness, numbness or tingling in the hands and feet, difficulty walking, memory issues, and anemia