Here is how to handle the most common problems researchers encounter
Learn More About Vitamin B-12 Contraindications Tell your provider about your other medicines, especially: chloramphenicol, colchicine, antibiotics, metformin, or medicines that reduce stomach acid, such as cimetidine (Tagamet), omeprazole (Prilosec), lansoprazole (Prevacid), esomeprazole (Nexium), and ranitidine (Zantac)
For example, people who have pernicious anemia, a condition in which they cannot make intrinsic factor which is needed for B12 absorption are not able to use vitamin B12 from foods or dietary supplements
45 Degrees vs 90 Degrees: Choosing the Right Angle The 45-degree angle is appropriate when the subcutaneous fat layer is thin, specifically when the pinch technique is used or when injecting at a site with limited adipose tissue
and DNA synthesis