American Family Physician
https://pubmed.ncbi.nlm.nih.gov/?myncbishare=dukemlib&dr=abstract&otool=dukemlib&term=30252420
Common causes =nutritional deficiencies, chronic kidney disease, chronic inflammation, and occult blood loss from GI malignancy. If the iron supplement is being used, try a lower dose formulation which can be as effective as a higher dose and more easily tolerated.
03/16/2022
