Male Anemia, Hypochromic business.industry Ascorbic Acid General Medicine 030204 cardiovascular system & hematology Pharmacology Infections 03 medical and health sciences 0302 clinical medicine Total dose Hemoglobinometry Humans Iron dextran Medicine Female Infusions, Parenteral Iron-Dextran Complex 030212 general & internal medicine Gastrointestinal Hemorrhage business Adverse effect Aged