A person can become deficient in B12 when they do not get enough through their diet
You should always use this medicine exactly as described in this leaflet or by your doctor or pharmacist
However, these are very rare complications, particularly in the eyelid, because the area has such good blood circulation and the surgery creates very little stress on the skin

Pre-Use Checklist Before using any B12 nasal spray: Talk to your healthcare provider if you have: Lebers hereditary optic neuropathy A known allergy to cobalt or B12 (cyanocobalamin or methylcobalamin) History of severe megaloblastic anemia, polycythemia vera, or bone marrow disorders Low iron or folate, significant kidney issues, or are on chemotherapy agents Persistent nasal congestion, chronic sinus issues, or recurrent upper respiratory infections Review your medications and supplements , especially: Chloramphenicol Omeprazole and other PPIs Aminosalicylic acid Colchicine Bone marrow-suppressing drugs Step-By-Step Administration For best results with a methyl b12 nasal spray such as Synchronicity Healths formula: Avoid hot food and drinks Do not eat or drink hot liquids for at least 1 hour before and 1 hour after using the spray
-Nisa Yep hCGer 31: I have used HCG with lipo and without lipo