Anatomical Therapeutic Chemical • B03B • Vitamin b12 and folic acid

B Blood and blood forming organs

B01 Antithrombotic agents

B02 Antihemorrhagics

B03 Antianemic preparations

B03A Iron preparations

B03B Vitamin b12 and folic acid

B03BA Vitamin B12 (cyanocobalamin and analogues)

B03BB Folic acid and derivatives

B03X Other antianemic preparations

B05 Blood substitutes and perfusion solutions

B06 Other hematological agents